A, but may not be correct
Answer:
Genetic drifts and meiosis
Explanation:
Because if there is a minimal variation of it the normal state of pH, it can cause severe effects in the brain, arteries, the heart, and other organs.
In other words, it can have some serious effects on the body systems that can lead big diseases, like cancer.
Answer:
a) F1 offspring will be AaBbCc
b) for part b and a explanation see the picture attached