Research shows that minutes a week of moderate-intensity aerobic activity consistently reduces the risk of many chronic diseases and other adverse health conditions.
a. 30
b. 60
c. 120
d. 150

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?