If the foramen magnum reveals how the spine sits in relation to the head, then it will be possible to determine whether the creature was moving on two legs or in another fashion.
The location of the aperture could thus reveal when our ancestors first adopted the upright, bipedal stance that is so frequently thought to be the distinguishing feature of humanity. The results show that in addition to humans, other typically bipedal species also have a foramen magnum at the base of the skull. The foramen magnum is more forward-shifted in kangaroos, kangaroo rats, and jerboas than in their quadrupedal (four-legged walking) close cousins.
Learn more about species here-
https://brainly.com/question/30766242
#SPJ1
Homologous structures are body structures that....
a, used for the same purpose.
b, come from a common ancester.
c, are mutations.
d, are exactly the same and used for the same function no matter what species they are found in
Answer: b, come from a common ancestor.
Explanation:
Homologous structures are body structures found in different species with similar structures, indicating a shared evolutionary history. These structures may have different functions in different species but share a similar underlying structure. Examples of homologous structures include the bones in the forelimbs of vertebrates, which have alike arrangements and structures despite being used for different purposes (e.g., wings in birds, arms in humans, and flippers in whales).
7) how would holistic kinesiologists be most likely to conceptualize the human body? group of answer choices
Holistic kinesiologists would likely see the human body as a complex and dynamic system, with physical, emotional, and energetic aspects that are all interconnected and contribute to overall health and well-being.
What concepts about the human body do Holistic kinesiologists have?Holistic kinesiologists would likely conceptualize the human body as a complex system of interrelated parts, with physical, emotional, and energetic aspects that all contribute to overall health and well-being.
They would view the body as a holistic entity, meaning that all parts of the body are interconnected and cannot be fully understood or treated in isolation.
Learn more about holistic kinesiologists at: https://brainly.com/question/23082203
#SPJ1
Single-cell recording studies have indicated that the _______ may be especially important in the control of internally guided motor sequences, whereas the _______ may be especially important in the control of externally guided motor sequences.Select one:a. supplementary motor cortex ; premotor cortexb. premotor cortex ; supplementary motor cortexc. basal ganglia ; cerebellumd. cerebellum ; basal ganglia
Single-cell recording studies have indicated that the supplementary motor cortex may be especially important in the control of internally guided motor sequences, whereas the premotor cortex may be especially important in the control of externally guided motor sequences. The correct answer is a. supplementary motor cortex ; premotor cortex.
The supplementary motor cortex is involved in the planning and execution of complex motor sequences that are guided by internal cues or memories.
The premotor cortex, on the other hand, is involved in the planning and execution of motor sequences that are guided by external cues or stimuli. These two areas of the brain work together to control our movements and allow us to perform complex motor tasks.
The frontal lobe's SMA and premotor cortex play a role in the organisation and beginning of voluntary motor motions. The SMA and premotor cortex are active in conjunction with the basal ganglia during beat-based timing and beat perception.
Therefore The correct answer is a. supplementary motor cortex ; premotor cortex.
To know more about supplementary motor cortex and premotor cortex here:
https://brainly.com/question/30516681#
#SPJ11
which shape of prokaryotic cell normally does not exist as one single cell, but is instead found in groups of cells with specific names based on their arrangement? multiple choice rod-shaped (bacilli) spherical (coccus) spiral (spirochetes)
The shape of prokaryotic cell that normally does not exist as one single cell, but is instead found in groups of cells with specific names based on their arrangement is the spiral (spirochetes). The rod-shaped (bacilli) and spherical (coccus) prokaryotic cells are usually found as single cells.
Learn more about prokaryotic cell: https://brainly.com/question/5716507
#SPJ11
Northern China experienced drought and southern China had floods in 1997
following warmer-than-average water temperatures in the eastern Pacific
Ocean. What likely caused these weather events?
O A. La Niña
• B. An occluded front
• c. The jet stream
O D. EI Niño
Answer:
The answer is D, El Niño.
Explanation:
The weather events of drought in northern China and floods in southern China in 1997 were likely caused by D. El Niño, which is characterized by warmer-than-average water temperatures in the eastern Pacific Ocean.
Explain why it is so important for the cell membrane to be fluid
Answer:
Hi! The answer is Because the membrane is fluid and not rigid, these proteins can move within the membrane and when the cell grows and enlarges, the membrane also increases in size and maintains that to allow this growth to proceed nicely .
Explanation:
I hope this helps
The fluidity of a membrane is how stuff or flexible. Butter is a good analogy. Right out of the refrigerator, it's very still. If you leave it on the counter at 25-30 degree C, it gets soft. Heat is more and it melts. It isn't a crystal structure like water/ice, so it transitions between stiff and soft before it totally melts.
The membrane is like this too. Fluidity is important to maintain the function of membrane functions - too stiff or too loose and they won't function properly. When a person inhales an anesthetic (like ether, nitric oxide, or halothane), the small non-polar molecules dissolve in the middle, non-polar part of the membrane. This disrupts the interaction between the fatty acids tails and makes the membrane very loose - disorganized. The membrane proteins in the brain (ion channels) stop working and the brain shuts down. This is how inhalation anesthetics work.
Cells maintain the proper membrane fluidity by using the correct fatty acids in the phospholipids. Longer chains increase fluidity. And cholesterol does both - it increases fluidity at lows temps and decreases fluidity at high temps. It controlled by the cell. Typically, in warm-blooded species, the membrane composition doesn't change much because the temperature is constant. But in ecothermic species, the cell will change the membrane composition to meet the temperature and keep fluidity constant as temperature changes.
Thank you,
Eddie E.
If the pea plant has two alleles (yy) for seed color, it would be considered:_____. a. homozygous dominantb. homozygous recessive c. heterozygous dominant d. heterozygous recessive
Answer: The answer is A
Explanation: Trust me bro.
Discuss climate change as an important and topical issue today. After reading and watching the materials here, what do you think? Do you agree? What actions are you willing to take to help address the concerns? Post a detailed response to the Climate Change Discussion prompt.
Climate change is a pressing issue that is affecting our planet in numerous ways. The evidence clearly shows that the Earth's climate is changing, and that human activities, such as burning fossil fuels and deforestation, are the primary cause
How these activities release large amounts of greenhouse gases and affects climclimate change?
These activities release large amounts of greenhouse gases into the atmosphere, which trap heat and cause the planet to warm up.
The effects of climate change are already being felt around the world, including rising sea levels, more frequent and severe weather events, and shifts in ecosystems and agricultural productivity. Climate change is also exacerbating social and economic inequalities, particularly for marginalized communities.
We need to encourage individuals and governments to take steps to reduce greenhouse gas emissions and mitigate the effects of climate change. This includes transitioning to clean energy sources, such as solar and wind power, reducing consumption of meat and dairy, supporting policies that prioritize sustainable land use and conservation, and investing in climate resilience measures.
Ultimately, it is up to all of us to take responsibility for our own carbon footprint and make choices that support a sustainable future. We must work together to address the challenges posed by climate change and ensure a livable planet for future generations.
To learn more about Climate change, visit: https://brainly.com/question/24793273
#SPJ1
Explain the stages of complete and incomplete metamorphosis, provide examples for each.
Metamorphosis refers to the process of development and change in the body form of certain animals as they grow from juveniles to adults.
What are the types of metamorphosis?
Metamorphosis is classified into two types: complete and incomplete.
1. Complete metamorphosis:
Complete metamorphosis is a developmental process in which the juvenile form of an animal goes through four distinct stages: egg, larva, pupa, and adult. In this type of metamorphosis, the juvenile form looks completely different from the adult form in terms of appearance, behavior, and habitat.
Animals that undergo complete metamorphosis include:
a) Butterflies and moths: The egg hatches into a caterpillar (larva) that feeds and grows rapidly. The larva then forms a pupa or chrysalis, where the body undergoes a complete transformation into an adult butterfly or moth.
b) Flies: The egg hatches into a worm-like maggot (larva) that feeds and grows. The maggot then transforms into a pupa, and finally, an adult fly emerges.
c) Beetles: The egg hatches into a grub (larva) that feeds and grows. The grub then transforms into a pupa, and finally, an adult beetle emerges.
2. Incomplete metamorphosis:
Incomplete metamorphosis is a developmental process in which the juvenile form (nymph) of an animal resembles the adult in appearance and habitat, but is smaller and lacks wings. The nymph goes through several stages of growth and molting before reaching adult form.
Animals that undergo incomplete metamorphosis include:
a) Grasshoppers: The egg hatches into a nymph that resembles the adult grasshopper but lacks wings. The nymph goes through several molts and growth stages before developing wings and reaching the adult stage.
b) Cockroaches: The egg hatches into a nymph that resembles the adult cockroach but lacks wings. The nymph goes through several molts and growth stages before developing wings and reaching the adult stage.
c) Dragonflies: The egg hatches into a nymph that lives in water and resembles the adult dragonfly but lacks wings. The nymph goes through several molts and growth stages before developing wings and emerging from the water as an adult dragonfly.
To learn more about Metamorphosis, visit: https://brainly.com/question/22048072
#SPJ1
Glucose is the preferred carbon source for Escherichia coli bacteria. Researchers isolated E coli, a strain of E coli with a single mutation that inactices a key enz
study the effect of the mutation on glucose utilization and ATP production by the bacteria, the researchers add 2 10% E colibacteria to 400 mL of a growth
as a measure of the bacterial concentration over time
(a) Describe why monitoring the growth rate of the E coli bacteria is a useful indicator of the effect of the glycolytic enzyme mutation on the bacteria
The monitoring the growth rate of the E coli bacteria is a useful indicator of the effect of the glycolytic enzyme mutation on the bacteria because movement depends on the carbon availability.
Because the movement of internal metabolic components depends on the availability of carbon, tracking the growth rate of E. coli bacteria is a helpful way to determine the impact of glycotic enzyme mutation on the bacterium. Hence, the glyclyotic enzyme mutation might shift up or down depending on the change in carbon supply.
The researchers can test whether mutation impacts the growth rate of E.Colin-M bacteria using a technique called continuous culture.
The development of the bacteria will be reduced without impairing its central metabolism if the growth media has a greater quantity of acetate.
E. coli produces acetate as it develops. Overflow mechanism is the name of this device. Acetate growth inhibition is primarily caused by regulatory interactions that are mediated by acetyl-phosphate.
Learn more about Growth rate of Bacteria:
https://brainly.com/question/29765300
#SPJ4
It is time to complete a Discussion-Based Assessment with your instructor. Make sure you have studied and completed all lessons in the module, and then contact your instructor. If you have any questions about the content or assessments from this module, this is a great opportunity to get additional help. During the discussion, your instructor will ask you a few questions related to the material in this module to ensure that you are ready to take the module exam.
To evaluate your learning, your instructor may ask you questions about the following module topics:
science and its methods
tragedy of the commons
ecological footprints and biocapacity
environmental regulation
human impact on cycles
distribution of terrestrial biomes
importance of forest ecosystems
impacts of mining and drilling
sustainable practices in urban development
impacts of urbanization
impacts of waste disposal
sustainability of land resources
Vocabulary Check
Check your knowledge of the new vocabulary you learned in this module. Use the vocabulary in the word bank below to fill in the blanks of the sentences.
biocapacity
climate
dependent variable
exploitation
habitat fragmentation
heat islands
reclamation
transpiration
urban sprawl
Rainforests are dwindling due to the ________ of their resources.
Deforestation can lead to ________, which reduces the territory of migrating animals.
Biomes are often classified by their geographic location or __________.
Cities become __________ because the roads, sidewalks, and concrete buildings make them warmer than the surrounding trees and vegetation.
During an experiment, the ______________ reacts to a change in the independent variable.
After mining, companies backfill mines and reestablish habitat in a process called ____________.
A farmer can increase the ___________ of his land, making more food per acre, using sustainable practices.
Cities expand beyond their boundaries as population grows, creating _________ with surburbs and housing outside city limits.
Answer:
Rainforests are dwindling due to the exploitation of their resources.
Deforestation can lead to habitat fragmentation, which reduces the territory of migrating animals.
Biomes are often classified by their geographic location or climate.
Cities become urban heat islands because the roads, sidewalks, and concrete buildings make them warmer than the surrounding trees and vegetation.
During an experiment, the dependent variable reacts to a change in the independent variable.
After mining, companies backfill mines and reestablish habitat in a process called reclamation.
A farmer can increase the productivity of his land, making more food per acre, using sustainable practices.
Cities expand beyond their boundaries as population grows, creating sprawl with suburbs and housing outside city limits.
Fill in the blanks :
1. Rainforests are dwindling due to the exploitation of their resources.
2. Deforestation can lead to habitat fragmentation, which reduces the territory of migrating animals.
3. Biomes are often classified by their geographic location or climate.
4. Cities become heat islands because the roads, sidewalks, and concrete buildings make them warmer than the surrounding trees and vegetation.
5. During an experiment, the dependent variable reacts to a change in the independent variable.
6. After mining, companies backfill mines and reestablish habitat in a process called reclamation.
7. A farmer can increase the biocapacity of his land, making more food per acre, using sustainable practices.
8. Cities expand beyond their boundaries as population grows, creating urban sprawl with suburbs and housing outside city limits.
What is Deforestation?Deforestation is the clearing or removal of forests or trees from a significant area, often causing environmental damage. Many factors such as agriculture, urbanization, logging and mining can contribute to deforestation.
This can result in a number of environmental issues, including soil erosion, climate change, loss of biodiversity, and water cycle disruption. Deforestation can have serious detrimental effects on the economy as well as the ecology.
Therefore, the correct blanks for 1, 2, 3, 4, 5, 6, 7 and 8 are exploitation, habitat fragmentation, climate, heat islands, dependent variable, reclamation, biocapacity and urban sprawl respectively.
Learn more about Deforestation, here:
https://brainly.com/question/1954170
#SPJ2
Drag each label to the correct location on the image. Each label can be used more than once
Identify the parts of the energy diagrams.
energy released
energy absorbed
reactants
products
Chemical Reactions That Absorb Energy
transition state
Chemical Reactions That Release Energy
activation
transition state
Energy
energy
Energy
- activation
energy
Progress of the Reaction
Progress of the Reaction
Pls help thank you will mark the brainliest
Answer:
answer is
chimp
mouse
lizard
salamander
Explanation:
hope it helps u mark me BRAINLIST
Answer:
chimp
mouse
lizard
salamander
DNA is located in the
nucleus
organelles
membrane
ribosomes
of a cell. Which one ??
Answer: The Nucleus
Explanation:
The genetic material, or DNA, of the cell is located in the nucleus, which also serves as the location of ribosome synthesis, the process by which cells put together proteins.
The ADP-ATP cycle is critical to producing cell energy. What do you know about this cycle?
On average, 34-36 molecules of ATP are gained through the process of aerobic cellular respiration from one glucose molecule.
When phosphate is added to ADP, free energy from food sources is stored in the phosphate bond, producing ATP.
The hydrolysis of ATP to ADP is reversible.
When a phosphate group is removed from ATP by hydrolysis, ADP is produced and energy is stored for cellular processes.
Only aerobic cellular respiration is used to break down glucose into ATP that is usable by the cell.
Glycolysis is the first step in both aerobic and anaerobic cellular respiration.
It can be multiple answers
The ADP-ATP cycle is critical to producing cell energy. Option a, b, c, d, and f are correct regarding this cycle.
The ADP-ATP cycle is a process that continuously occurs in all living cells and is critical for producing cellular energy. The cycle involves the interconversion of ATP (adenosine triphosphate) and ADP (adenosine diphosphate) through the addition or removal of a phosphate group.
When a phosphate group is added to ADP by the enzyme ATP synthase, it forms ATP. The energy required for this reaction comes from the breakdown of food molecules such as glucose during cellular respiration. This reaction is known as phosphorylation.
On the other hand, when a phosphate group is removed from ATP by the enzyme ATPase, it forms ADP, releasing energy that can be used by the cell for various metabolic processes. This reaction is known as dephosphorylation. The hydrolysis of ATP to ADP is a reversible reaction, which means that ATP can be regenerated from ADP and inorganic phosphate when needed.
Know more about phosphorylation here: https://brainly.com/question/15585148
#SPJ4
behavioral genetic research is limited to answering whether and how much genetic factors influence a trait. true or false? defend your answer
Answer:
The statement "behavioral genetic research is limited to answering whether and how much genetic factors influence a trait" is false.
Behavioral genetic research does focus on understanding the contribution of genetic and environmental factors to the development of traits, but it also explores how genetic and environmental factors interact with each other. Behavioral geneticists seek to understand the complex interplay between genes and environment that shapes behavior and mental processes.
In addition, behavioral genetic research can also inform the development of interventions and treatments for individuals who have genetic vulnerabilities to certain traits or disorders. For example, genetic counseling can help individuals make informed decisions about their reproductive choices based on their risk of passing on genetic conditions.
Furthermore, behavioral genetic research has implications for society at large, including legal and ethical considerations. For instance, genetic testing and the use of genetic information in legal contexts raises complex issues of privacy, autonomy, and discrimination.
In summary, while behavioral genetic research does aim to understand the extent to which genetic factors influence a trait, it is not limited to this goal alone. It also explores how genes and the environment interact, informs the development of interventions, and raises important social and ethical questions.
How are electric circuits important in our daily lives
Electric circuits play an integral role in our daily lives by providing power to a wide range of devices and systems.
From lighting our homes to powering our smartphones, electric circuits are essential for the functioning of many modern technologies. Electrical circuits are used to provide power to kitchen appliances such as refrigerators, ovens, and microwaves. They also power computers, televisions, air conditioners, and heating systems. Electric circuits are also used in transportation, such as electric cars and trains. Without electric circuits, many of the conveniences we rely on in our daily lives would not exist.
To know more about Electric circuits click here
brainly.com/question/29765546
#SPJ4
20. True or False: If there is more friction, rivers flow faster and there is less erosion.
21. True or False: Glaciers are masses of ice that move slowly over the land.
22. True or False: Valley Glaciers are between two mountains.
23. True or False:
Glaciers do not move with the force of gravity.
Glaciers form due to the force of pressure. The snow and ice compact
24. True or False:
force.
25. Materials are picked up by a glacier in a process called
26. Explain the relation of Till, Moraine and Drumlin.
Answer: Make sure to read the explanation for more information
20. False
21. True
22. True
23. False
24. (?)
25. Plucking/entrainment
26. read explanation
Explanation:
20. If there is more friction, rivers flow slower and there is more erosion. Friction between the water and the riverbed slows down the flow of water, which can cause sediment to be deposited and lead to erosion. In fact, a lack of friction can cause fast-moving water to erode the riverbed and banks more quickly.
21. Glaciers are masses of ice that move slowly over the land due to gravity. They form when snow accumulates over time, compresses, and recrystallizes into ice. Glaciers can be found in many parts of the world, from polar regions to high mountains, and they play an important role in shaping the landscape and influencing the climate.
22. Valley glaciers are also known as alpine glaciers, and they form in mountain valleys or on the sides of mountains. They flow downhill between two mountain peaks and can carve out U-shaped valleys as they move. Valley glaciers are typically smaller than continental glaciers, which cover entire land masses, and they are found in many mountainous regions around the world.
23. Glaciers do move with the force of gravity. The weight of the ice causes it to flow downhill, following the path of least resistance.
24. missing question?
25. Materials are picked up by a glacier in a process called "plucking" or "entrainment". As a glacier moves, it can pick up rocks, soil, and other debris, incorporating them into the ice. This material can then be transported and deposited elsewhere as the glacier melts.
26. Till, moraine, and drumlin are all features that are associated with glaciation. Till refers to the unsorted mixture of sediment that is left behind by a retreating glacier. Moraine is a ridge or mound of sediment that is also left behind by a glacier, and it can form at the edge of the glacier or in the middle of it. Drumlin is a type of hill that is formed by the movement of a glacier and is usually elongated in the direction of ice flow. Till can contribute to the formation of moraines and drumlins, which are both composed of sediment that was picked up and transported by a glacier.
Male courtship is comprised of a number of behaviour patterns. From the list below check ALL boxes that are male courtship behaviour patterns.
Mounting
Crouching
Litter Eating
Waltzing
Rear Approach
Tail Wagging and Strutting
Tidbitting
Foraging
Feather Pecking
Cornering
The male courtship behavior are;
Mounting
Tail Wagging and Strutting
Feather Pecking
Rear Approach
What are male courtship behaviors?Male courtship behaviors are actions or displays exhibited by male animals to attract a mate and increase their chances of reproducing.
Many male animals, such as birds, fish, and insects, display bright colors or patterns to attract the attention of potential mates. These displays may involve the use of feathers, scales, or other physical features.
Overall, male courtship behaviors are diverse and often elaborate, reflecting the importance of reproduction in the animal kingdom.
Learn more about courtship behavior:https://brainly.com/question/28894934
#SPJ1
Factors that constitute male courtship behavior patterns include;
MountingWaltzingRear ApproachTidbittingTail Wagging and StruttingCorneringWhat is male courtship behavior?Male courtship behavior refers to the acts exhibited by male animals when they want to court a female animal. Some of these behavioral patterns include mounting, waltzing, rear approach, tidbitting and cornering.
Tidbitting is a unique dance that the rooster engages in when it wants to court a female bird. Just like humans have courtship patterns so do animals.
Learn more about courtship in animals here:
https://brainly.com/question/2476973
#SPJ1
The Beadle and Tatum experiments were based on all of the following assumptions except that. Supplemented media permit growth of auxotrophic strains of Nourospora X-irradiation can induce mutations. Two strains of auxotrophic Nourospora that grow on minimal medium supplemented with biotin have mutations in the same gene auxotrophs fail to grow on minimal media In their first round of screening. Boodle and Tatum plated spores on minimal medium. The purpose of this screen was to. Identify which mutants were deficient in vitamin synthesis pathways and which were deficient in amino acid synthesis pathways determine which of the mutants generated were auxotrophic for thiamine. Determine whether any auxotrophic mutants had been generated eliminate all nonmutant Neurospora from the population
Answer:
Relationships where both organisms benefit are called mutualism.
A.
True
B.
False
The cerebral cortex is
located at the base of the skull and
responsible for regulating the body's vital
functions.
made up of neural structures in the center of
the cerebrum, regulating the
body's movements.
a thin layer of gray tissue responsible for
thinking, movement, and processing
sensory information.
DONE
Answer:
a thin layer of gray tissue responsible for thinking, movement, and processing sensory information.
Explanation:
What data are necessary to determine the carrying capacity of ferrets in an area of a given size?
At each time step, the carrying capacity (K) of the black-footed ferret population in the Conata Basin was determined to be 1/766 of the PD population size.
Why did ferret removal have such a significant impact on the ecology of the prairie?Due to their assistance in controlling prairie dog populations, ferrets are important indicators of good ecosystems. Larger predators like owls, coyotes, and badgers eat the ferrets themselves. As predators and prey on the prairie, they are crucial components of the ecology.
What is a black-footed ferret fact sheet?The weasel family includes black-footed ferrets, which are comparable in size to minks. Adults are 18 to 24 inches long and weigh less than three pounds
To know more about ecology visit:-
brainly.com/question/30429252
#SPJ1
What is the stage II showing?
Cells in S contain DNA contents that range from 2n to 4n. DNA content of a cell between 2n to 4n. After that, DNA content of cells during G2 and M stays at 4n before dropping to 2n during cytokinesis.
How so much DNA is now in G2?Due to DNA replication occurring during the S-phase of the cell cycle, there are four DNA strands in each chromosome just at G2 stage. At the beginning of cell division, there are two strands of DNA. Also, following replication, each strand creates a fresh strand, resulting in a total of 4 strands.
How much DNA does each cell contain?DNA content is the cellular component that is most frequently examined. Its quantification evaluates DNA ploidy level, cell cycle stage, and may be able to identify cells, which are recognised by fraction DNA content, by measuring DNA polyploid level and cell cycle phase.
To know more about cytokinesis visit:
https://brainly.com/question/10606931
#SPJ1
Aiden’s father is hospitalized suddenly with heart pain. The doctor diagnoses him with cardiovascular disease and advises surgery. Aiden hears his dad tell the doctor that his own father struggled with the condition as well. Considering this information, which statement BEST defines what this means for Aiden?
Group of answer choices
Aiden will end up with cardiovascular disease because it’s genetic.
Aiden does not need to worry about cardiovascular disease in the future.
Aiden may be more vulnerable to cardiovascular disease in his lifetime.
Aiden already has cardiovascular disease that hasn’t been diagnosed.
Answer: Aiden may be more vulnerable to cardiovascular disease in his lifetime
Explanation: Genetics is not always defiant therefore choice one does not work.
Aiden does need to worry about cardiovascular disease because it is genetic in his timeline. His father and his grandfather both have it.
Aiden is more vulnerable to cardiovascular disease because it is in his genes
Choice 4 is to big of a conclusion to make based off the information given
What kinds of waste do animals produce?
Virus’ nucleic acid is injected into host cell
Viruses have different mechanisms to deliver their nucleic acid into the host cell, depending on the type of virus. One common mechanism is injection.
Some viruses, such as bacteriophages, use a tail-like structure to attach to the host cell and inject their genetic material into it through a hollow tube.
Other viruses, such as influenza viruses, enter the host cell by endocytosis, a process by which the virus is engulfed by the host cell's membrane and forms a vesicle.
The virus then fuses its envelope with the vesicle membrane and releases its nucleic acid into the host cell. Some viruses, such as HIV, use an envelope protein to bind to specific receptors on the surface of the host cell and enter by a fusion process, where the virus envelope fuses with the host cell membrane and releases its nucleic acid into the host cell.
Complete question:
How does the virus deliver its nucleic acid into the host cell?
To learn more about Viruses
https://brainly.com/question/30972422
#SPJ4
Explain why milk lasts longer in a fridge. (rather than left outside in room temperature).
Oliver notices a flower growing in his front flowerbed. It is one he has never seen
before, and he knows he didn’t plant this flower. Flowering plants have developed ways
to disperse seeds in different ways for a reason. Describe two ways seeds are
dispersed, and explain why it is important for them to be spread in different places
Some feature a parachute-like structure to keep them aloft. Certain fruits—like the dandelion, for instance—have hairy, weightless structures that are ideal for wind dissemination.
Fruit that is light and buoyant has seeds that are spread by water, which allows them to float. The five primary means of dispersing seeds are gravity, wind, ballistics, water, and animal transport. in the Plants with spines or hairs are shaded and their leaves or stems are protected from drying winds. Desert plants have evolved their roots as well in order to survive. Some plants have extensive, shallow roots that may take in a lot of moisture from rainfall. Some have deep taproots that can get subsurface water.
Learn more about taproots here-
https://brainly.com/question/28229146
#SPJ1
You see a train outside your window that travels 24 km in 0.50 h. Its average speed is
Answer:
48 km/h
Explanation:
To find speed we have to use the equation: [tex]speed = \frac{distance}{time}[/tex]
Where distance is in km (kilometers) and time is in h (hours)
To solve this all we need to do is plug the values we are given into the correct slots in the equation:
[tex]speed = \frac{24}{0.5}[/tex]= 48 km.hTOP TIP:
When doing a maths question always make sure that the units line up with the information you are given!
Hope this helps, have a lovely day! :)
The answer to this question
Answer:
Option A: 1/11
Explanation: