Biology Middle School

In genetic engineering
A
scientists add or change the genes on a chromosome.

B
natural selection is used to determine which traits to keep or eliminate.

C
dominant and recessive genes are mixed together randomly.

D
mitosis divides a cell into two equal parts.

Answers

Answer 1

Answer:

i think it is A

Explanation:

if it is wrong i am sorry

Answer 2
A is the answer for sure

Related Questions

Differentiate between a cloth safety belt and a metal buckle in terms of thermal conductors and insulators.

Answers

Answer:

Look at the image I posted

Explanation:

Hiii! the top question is correct :)

True or false: The pressure of gas cannot vary directly with temperature

Answers

Answer:

i believe its true

Answer:

true

Explanation:

The pressure of a given amount of gas is directly proportional to its absolute temperature, provided that the volume does not change (Amontons's law). The volume of a given gas sample is directly proportional to its absolute temperature at constant pressure

Consumers get energy from cellular respiration
true or false

Answers

Answer:

False

Explanation:

Consumers are organisms who must consume other organisms in order to get their energy, hence their names, consumers.

Answer:

True

Explanation:

sorry if I am wrong

god bless

have a good day

What determines whether a metamorphic rock is foliated or non-foliated?

Answers

Answer:

Foliated metamorphic rocks such as gneiss, phyllite, schist, and slate have a layered or banded appearance that is produced by exposure to heat and directed pressure. Non-foliated metamorphic rocks such as hornfels, marble, quartzite, and novaculite do not have a layered or banded appearance.

Explanation:

Answer: Foliated rocks have layers you can see, non foliated rocks don't have layers.

Explanation:

What would happen if your organ systems stopped functioning properly?

Answers

Answer:

All of the organ systems of the body work together to maintain homeostasis of the organism. If homeostasis fails, death or disease may result.

which of the following is an example of asexual reproduction?
a. two cats having a litter of kittens
b. a pair of birds has a nest full of eggs that hatch into chicks
c. an amoeba undergoing mitosis
d. an apple tree getting pollinated and producing fruit with seeds

Answers

C, because one creature is turning into two
C, because the amoeba duplicates also mitosis is a form of asexual reproduction

Make a claim about what plant cells, bacteria cells, and human skin cells have in common. Support your claim with evidence from the photos. This is from the HMH Florida Science Life Science 7th Grade Book

Answers

Answer:

well plant cells and bacteria and human skin cells one is on in human and plant is flowers and food and bacteria is in your body so can help you or noy

What are the pros and cons of GMO's

Answers

Answer: A pro '' Easier to ship and resistance to pest.'' A con '' Environmental risk and only rich countries can afford it.''

Explanation:

Advantages of GMO foods include added nutrients, fewer pesticides, and cheaper prices and disadvantages of GMO foods can be allergic reactions or increased antibiotic resistance.

What do you mean by genetically modified organisms?

Genetically modified (GM) foods are foods derived from organisms whose genetic material (DNA) has been modified in a way that does not occur naturally, e.g. through the introduction of a gene from a different organism.

Most of the GMO crops grown today were developed to help farmers prevent crop and food loss and control weeds. The three most common traits found in GMO crops are: Resistance to certain damaging insects.

Potential health risks to humans include the possibility of exposure to new allergens in genetically modified foods, as well as the transfer of antibiotic-resistant genes to gut flora.

Learn more about genetically modified organisms:

https://brainly.com/question/28211337

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what happens in sexual reproduction?

Answers

your sex cells (gametes) are finding their way to each other so the sperm can fertilize the zygote (egg). So basically eggs are being fertilized.
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