Robb wants to ensure that his ten-year old son is making progress academically. How should he do that? A. by limiting the child’s social activities
B. by getting involved in the child’s homework
C. by dropping off and picking up the child from school daily
D. by checking the child’s report card

Insulin is a peptide therapeutic used to manage type 1 diabetes, which affects more than 20 million people worldwide according to the international diabetes federation. a significant limitation to the broad distribution and use of insulin to treat type 1 diabetes is the fact that it must be administered by injection rather than orally. why is insulin administered by injection and not orally?