i would have to go with A.
your Ph level in the blood stays the same no matter what because it is a buffer, and the risein temperature doe not allow ANY reproduction of ANY invasions because it causes an unfavorable habitat for these invading cells to reproduce or even multiply.
((please put as brainliest answer :D))
The answer for your question is A.
Answer:
Can predation result in selection for color patterns in guppies?
Explanation:
Researchers took guppies from their pools that is seen to have pikecichlid fish (a huge guppy predators) and then implanted it in another pools that is seen to have the killifish (they are not really active predators that prey wholly on the childish and immature guppies). They then estimated to see if the color patterns in the grafted or transferred population undergo some alterations in the course of time.