How many teeth are present in four months old child mouth

Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5

In which situations is the principle of cross-cutting relationship useful in determining relative age?

Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16