Answer:
DNA
Explanation:
Mutations are changes to an organisms DNA that creates diversity within a population by introducing new alleles. Some mutations are harmful and are quickly eliminated from the population by natural selection harmful mutations prevent organisms from reaching sexual maturity and reproducing.
Answer:
All living things need some form of water. Most need oxygen.
Explanation:
Answer:
A) Steroid hormones travel in the plasma on large transport proteins that cannot pass through the filtration membrane
Answer:
Villi
Explanation:
Hope this helps have a good day :)
Human's have 22 pairs of autosomes. Females have two copies of the x-chromosome.
