Cells obtain energy from the blood with the help of
Options:
- (A) sweating
- (B) batteries
- (C) pancreas
- (D) electron
- (E) insulin
- (F) alveoli
- (G) oxygen
- (H) sunlight OK. Let's think hard:
Insulin helps cells take up glucose from the blood. Blood Glucose Blood Glucose Glucose is the principal source of energy for mammalian cells. Insulin helps cells take up energy from the blood.
So, the final answer is (E).