Can someone help me out with the ones labeled 1,2,3 please :)

The options for the answers are :

• Plasma

• Lymph

• Cells

• Erythrocytes,Leucocytes and
platelets

• 90%

• 80%

• 20%

• 10%

Characteristics of Platyhelminthes

They are triploblastic, acoelomate, and bilaterally symmetrical. They may be free-living or parasites. The body has a soft covering with or without cilia. Their body is dorsoventrally flattened without any segments and appears like a leaf.

Characteristic features of Phylum Platyhelminthes

Their body is dorsoventrally flattened.

They exhibit bilateral symmetry.

Also, they are triploblastic, with three germ layers.

They do not have a body cavity and are acoelomate.

The body is soft and unsegmented.

They are mostly parasitic with a few free-living ones.

Based on the typical structure of a food web or ecological community model, kangaroos would most likely be found in Level 3, which usually represents the secondary consumers in a food chain or web.

option A.

This means that kangaroos feed on primary consumers such as grasshoppers or small mammals that eat plants.

Level 4 typically represents the top predators or tertiary consumers in the community, which may include large carnivorous animals that eat other consumers.

Levels 1 and 2 usually represent the producers (e.g., plants) and primary consumers (e.g., herbivorous insects) in the community, respectively.

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A. Owl are much smaller organisms than blades of grass. This is the best explanation because the size of the segments in the ecological pyramid is determined by the size of the organisms they represent.

An ecological pyramid is a graphical representation of the biomass or abundance of organisms in different trophic levels of a food chain in an ecosystem. It is used to show the energy flow through different trophic levels and how energy is lost through the ecosystem. The base of the pyramid consists of the primary producers, which are usually plants that use the energy of the sun to make their own food. The primary consumers, which are typically herbivores, come next. Further up the pyramid are the secondary consumers, which are carnivores, and at the top are the tertiary consumers, which are typically apex predators.

Since owls are much smaller than blades of grass, the segment representing owls is much smaller.

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None of the listed options are correct.

Normal covalent bond formation between nonmetals produces molecules like water (H2O), methane (CH4), and carbon dioxide (CO2).

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Answer:

proteins

lipids

Explanation:

I took the quiz

Mo Farah is a long-distance runner, while Harry Kane is a professional football (soccer) player. Let's compare and contrast their attributes:

Attributes of Mo Farah:

Endurance: Farah has exceptional endurance and has won several long-distance running competitions, including four Olympic gold medals in the 5,000 meters and 10,000 meters.

Speed: Farah also has impressive speed and can maintain a fast pace for extended periods.

Mental strength: Farah is known for his mental toughness and ability to stay focused during long races.

Training: Farah's training involves long-distance runs, interval training, and strength training.

Attributes of Harry Kane:

Agility: Kane has excellent agility and is known for his quick movements on the field.

Strength: Kane is physically strong and can hold his own against defenders while maintaining control of the ball.

Shooting accuracy: Kane is a skilled goal scorer and has a high shooting accuracy rate.

Strategy: Kane has a strategic mindset and can anticipate the movements of his opponents to make quick decisions on the field.

In terms of similarities, both Farah and Kane have a strong work ethic and dedication to their sport. They both undergo rigorous training regimens to maintain their physical fitness and mental toughness.

Additionally, both athletes have achieved significant success in their respective sports, with Farah winning numerous long-distance running competitions and Kane leading his football team to multiple victories.

In terms of differences, Farah's sport requires more endurance and mental strength, while Kane's sport requires more agility and strategy. Farah's training involves long-distance runs, while Kane's training involves sprints and agility drills. Finally, Farah competes as an individual athlete, while Kane competes as part of a team.

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Answer:

please make me brainalist and keep smiling dude I hope you will be satisfied with my answer

Explanation:

A fruit protects the immature seeds from animals and extreme climatic conditions. It stores food material. It attracts animals that help in dispersing or scattering the seeds to distant places.

Answer: C. Two or three

Explanation:

Answer:

DNA sequencing and other methods can be used to determine the genotypes at millions of locations in a genome in a single experiment.

Answer:

a

Explanation:

becusw it ahfhhjddjdudjsjejdjdjdjdhshssjs

gastrocnemius

Explanation:

Your calf muscle consists of two main muscle the gastrocnemius and the soleus. Because these two muscles come together above your heel and attach to the Achilles tendon, some providers refer to the gastrocnemius and soleus as one large muscle with two sections.

The identified pattern that is seen here is that : pairing bases (AT and GC) are both very close in numbers . The values are sometimes off by just 0.5

The Chargaff rule, also known as Chargaff's ratios or base pairing rules, states that in a double-stranded DNA molecule, the amount of adenine (A) is equal to the amount of thymine (T), and the amount of guanine (G) is equal to the amount of cytosine (C). This is sometimes expressed as A=T and G=C.

Erwin Chargaff, an Austrian-American biochemist, discovered this rule in 1949 by analyzing the base composition of DNA from various species. He found that the amounts of A, T, G, and C in DNA differed between species, but within a species, the ratios between A and T, and between G and C, were always roughly equal.

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The correct answer is the "U.S. Farm Bill."

What is U.S farm bill?

The U.S. Farm Bill is a comprehensive legislation that is passed by the United States Congress every five to seven years to address a wide range of issues related to agriculture, rural development, conservation, and nutrition. The first Farm Bill was enacted in 1933 during the Great Depression, and since then, it has been amended and revised numerous times to reflect the changing needs of the agricultural sector.

The Farm Bill is a significant piece of legislation that impacts the lives of millions of people across the United States, including farmers, ranchers, consumers, and rural communities. It provides funding for a range of programs, such as crop insurance, conservation, agricultural research, rural development, and nutrition assistance programs, including the Supplemental Nutrition Assistance Program (SNAP).

The Farm Bill also includes provisions related to the production and sale of commodity crops, such as wheat, corn, soybeans, and cotton. These provisions include subsidies and price supports that aim to stabilize commodity prices, promote agricultural production, and ensure a reliable supply of food and fiber.

In conclusion, the U.S. Farm Bill is a crucial piece of legislation that provides support to the agricultural sector and addresses a wide range of issues related to rural development, conservation, and nutrition. Its provisions related to commodity crops are just one of the many aspects of this comprehensive legislation.

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It looks like an entry for a herbarium. A herbarium is a collection of preserved plant specimens that are stored and arranged systematically for scientific study.

Herbarium specimens can include leaves, flowers, stems, and other plant parts, and are usually pressed and dried on special paper or sheets, called herbarium sheets, which contain information about the plant such as its scientific name, location, and date of collection.

Herbaria serve as an important resource for botanical research and education, allowing scientists to study and compare plant species from different regions and time periods. They are used to identify plant specimens, describe new species, and investigate the distribution and evolution of plants.

Herbaria can be found in many research institutions, universities, botanical gardens, and museums around the world. The largest herbarium in the world is the Museum National d'Histoire Naturelle in Paris, which houses over 8 million plant specimens.

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Answer:

The correct answer is b. pass from the cells to the salt solution.

Explanation:

When cells are placed in a hypertonic solution, such as a strong salt solution, the concentration of solutes outside the cell is higher than the concentration inside the cell. This creates a concentration gradient that drives water out of the cell in an attempt to balance the concentration of solutes.

As a result, water will pass from the cells to the salt solution, causing the cells to shrink and become dehydrated. This process is known as crenation.

In the given scenario, both the 3% and 1% salt solutions are hypotonic to the strong salt solution, meaning that they have a lower concentration of solutes than the strong salt solution. Therefore, water would also pass from the cells to these solutions, although to a lesser extent than in the strong salt solution.

Answer:

Green stool often occurs with diarrhea, so drink plenty of fluids and seek immediate medical attention if you or your child becomes dehydrated. So this means that you have diarrhea. Call a doctor, if you have green poop more than a few days.

Explanation: Hope this help and hope you fell better!

Mass extinctions lessen resource competition by removing a large number of species from an environment quickly and leave behind a large number of open niches for surviving lineages to develop into.

The variety of all living creatures on our world, known as biodiversity, has been alarmingly dropping in recent years, largely as a result of human activities including pollution, land use changes, and climate change.

The three main factors contributing to extinctions today are habitat loss, the introduction of exotic species, and overfishing. In the upcoming century, extinctions are expected to increase significantly as a result of climate change. Habitat loss results from river damming, deforestation, and other activities.

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The correct answer is option C) leishmaniasis.

Leishmaniasis is a disease caused by protozoa, transmitted through the bite of an insect vector. There is medication to prevent the disease only in humans.

The other alternatives are wrong because:

a) Schistosomiasis is a parasitic infectious disease, but its prevention and control must be carried out with basic sanitation actions.

b) Leptospirosis is a serious bacterial disease and its prevention is mainly related to basic sanitation and hygiene.

d) Leprosy is a chronic disease caused by bacteria and its prevention is based on specific treatment and hygiene.

e) AIDS is a disease caused by the HIV virus and the fight against its spread is done through health campaigns.

Rotate crops in the field the season before planting is the best IPM method to reduce bacteria count in the scenario given.

Integrated pest management (IPM) is a method of pest control that uses a combination of preventive, cultural, physical, biological, and chemical practices to reduce pest populations to an acceptable level. It is based on the idea that pests should be managed in a way that is less toxic to the environment and the people and animals living in it. IPM emphasizes the prevention of pests, rather than the use of chemical pesticides as the sole form of pest control. It also requires regular monitoring to assess the extent of the pest problem and to ensure that any control measures taken are effective.

Crop rotation is a type of agricultural technique where different types of crops are planted in the same area in a succession of growing seasons to optimize the soil quality and health over time. This means that different types of enriching crops can be planted in the same spot consecutively, resulting in healthier soil that is less prone to disease and nutrient depletion. Crop rotation also helps alleviate pest or weed problems, can improve water and air quality, and can promote biodiversity.

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Answer: till the field twice before planting

Explanation:

C) Gel electrophoresis. To compare DNA samples taken from a crime scene and a suspect, forensic analysts employ the laboratory process known as DNA fingerprinting.

Despite the fact that 99.9% of the human genome is the identical throughout the population, individual differences can be seen in the remaining 0.1% of human DNA. These changeable DNA sequences, also known as polymorphic markers, can be electrophoresed on a DNA gel to create distinctive DNA banding patterns on an agarose gel. Individuals can then be distinguished or correlated using the DNA bands.

You will be tasked with examining the DNA of two suspects that were identified from a crime scene using human DNA evidence (such as skin cells or hair).

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Answer :Roots

Explanation: Gravitropism is based on the redistribution of auxin in the elongation zone of the developing root. If the root is not growing vertically downward, then auxin accumulates in the lower parts of the root, inhibiting cell elongation and causing the root to bend in the direction of gravity.

Answer:

The location of a specific gene on chromosomes.

This xylem draws water, mineral, and soil-based nutrients to every part of the plant. In plants, phloem and xylem are indeed the two distinct kinds of "transportation" tissues.

Negative pressure produced by transpiration, or the transpiration of water from the leaves, which is also known also as Cohesion-Tension (C-T) mechanism, is what moves the majority of the water absorbed

The plant's roots gather in even more water as it drains through the leaves. In order to support the development and reproduction of plants, carbohydrates and glucose generated photosynthetic are dispersed into the water and transported from increased parts, like the root, to low-concentration regions, such the blooms, stem, and leaves.

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Answer:

It’s just eye strain from the light emitted from your iPad.

Answer:Cross a black fruit fly with a heterozygous fruit fly. Determine the phenotypic and genotypic rations of their potential offsping

Explanation:

Answer:

Explanation:

Prophase - DNA condensing. In addition, the nuclear envelope just begins to break down.

Metaphase - The chromosomes line up in the center. Centrioles move to opposite ends of the cell.

Anaphase - Sister chromatids are pulled apart by microtubules.

Telophase - The nuclear membrane reforms around the chromosomes, chromosomes begin to unwind and spread out again.

Based on the information provided, it is most likely that the correct answer is: "The cell continually produces the enzymes needed to break down lactose."

This is because the diagram likely represents the lactose operon in bacteria, which is a group of genes that work together to enable the bacteria to use lactose as an energy source.

When lactose is present, it binds to the repressor protein, causing it to release from the operator region on the DNA. This allows RNA polymerase to bind to the promoter region and initiate transcription of the genes needed to break down lactose.

Once these genes are transcribed and translated into enzymes, the cell can continually produce them as long as lactose is present, allowing it to efficiently use the available resources for energy production.

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