What do you mean by responsible? Do you want to know the genetics behind it, what the surface markers do, or why they are metically important? I think I can help.
Answer:
B. False
Explanation:
No; only a small percentage of variants cause genetic disorders—most have no impact on health or development. For example, some variants alter a gene's DNA sequence but do not change the function of the protein made from the gene.
Answer:
DNA synthesis occurs in the 5′ → 3′ direction only and requires a large suite of specialized enzymes.
Explanation:
A water wave should be the answer.. if not then electromagnetic is the closest thing to being correct..