I think it’s the 2 one not sure though
Answer:
d. Natural selection.
Explanation:
i know it is def not b because that is inside the body lol and i dont think its a either, I could be wrong tho.
Answer:
it is considered a population because there are different types of trees there.
Explanation:
The dependent variable will change so the answer is 4 the amount of protein digested because it will change based off other things in the lab.
Bruh. its so easy. its so sad that u have no idea what the answer is.