Is a rock with fine dark texture that makes up the oceanic crust

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

Here's one way to follow the scientific method. place the missing steps in the correct position in the process.

Organize the word parts according to where they appear in a medical term.