The answer is B. The can lose their form/function and become denatured with extreme temperature or pH variations.
Hey the answer is , The protein is too large to simply diffuse across the phospholipid bilayer of the cell, so it uses phagocytosis to diffuse across, where it is contained in a vesicle and pinched into the cell? Credits to yahoo answer. Hope I could help sweets
1) nose 2) mouth
(Ignore this)
Answer:
D I think you are welco!e