A. Snails and crayfish would not survive in Birch Lake at a pH of 6.2.
B. Once they die out, the walleye will disappear as well.
The answer is D.
Fun fact: People with one copy of the mutated gene have an advantage in sub-Saharan regions of Africa against Malaria. They can’t contract it!
Antibody: a large Y-shaped protein used in the immune system to identify foreign object such as viruses and bacteria.
Antimicrobial: kills microorganisms or inhibits their growth
Technically, it would create an identical copy of the parent cell, but with the answers you gave me, I would have to say the first response. Sexual reproduction provides half the genetic information, a half from one parent and a half from the other.