If cindy wanted to increase her endurance by taking supplements or drugs, she would be attempting to increase the
a.
uptake of oxygen by red blood cells
b.
release of sugars in the blood stream
c.
uptake of carbohydrates by the body
d.
release of insulin in the body

Hey, the answer to the question would be A.) Uptake of oxygen by red blood cells.

Sentence form: If Cindy wanted to increase her endurance by taking supplements or drugs, she would be attempting to increase the uptake of oxygen by red blood cells.

If Cindy wanted to increase her endurance by taking supplements or drugs, she would be attempting to increase the uptake of oxygen by red blood cells. Correct A Endurance exercise includes activities that increase your breathing and heart rate such as walking, jogging, swimming, and biking. All these activities increase uptake of oxygen by red blood cells and the same effect should have the supplements.