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))
They are used for them to adapt to the environment
Nearly all of the energy comes from the sun
Lemon juice is 10,000 more acidic than urine