When amino acids are absorbed by the cells of the small intestine:

Question

Quizplus · Accepted Answer

Once amino acids are absorbed by cells of the small intestine, they can be circulated in the bloodstream to other cells and linked together in a variety of ways to create new proteins. Therefore, choice D is the best choice. Choices A and B are incorrect because amino acids are absorbed equally well whether they are provided in large or small doses, and they are absorbed with preference at specific sites on cells. Choice C is inaccurate because some dipeptides and tripeptides can also be absorbed intact in the small intestine before being broken down into single amino acids.

When Amino Acids Are Absorbed by the Cells of the Small