Which term refers to the structure that form the surface of a cell separating the content from the outside world

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

Construct at least two possible hypotheses for the student’s experiment.

Where does oogenesis take place ? seminiferous tubules fallopian tubes ovaries uterus