Answer Happy

The phases of meiosis that can result in the most variation in the four resulting daughter cells are A) prophase I and telophase II. B) anaphase I and prophase II. C) prophase I and metaphase I. D) metaphase I and telophase II. E) prophase II and anaphase II.
Salivary amylase is a single polypeptide chain. When the pH is lowered several pH units below its pH optimum, its activity is strongly inhibited. What factor(s) is (are) most responsible for the decrease in activity? A) Two of these options are correct. B) All of these options are correct. C) An altered quaternary structure. D) An altered primary structure. E) An altered tertiary structure.