Answer:
A mutation occurs in a population of brown toads, causing green stripes that allow for better camouflaging in its habitat.
Explanation:
The correct answer will be the second choice (B)
I think it would be C) Base Level
Answer: Takes in glucose and oxygen that is needed by the mitochondria for cell respiration and releases CO2 from the process
Perhaps the answer your looking for is, a tumor suppressor gene.