Metformin, the only type of oral medication used to treat gestational diabetes, is useful because it _____.
a. increases glucose production
b. stimulates insulin secretion
c. increases insulin resistance
d. improves insulin sensitivity
e. stimulates ketone production
Question 2
Beta-carotene prevents _____ from damaging cells.
a. free radicals
b. antioxidants
c. blood clots
d. vitamin E