Question

What do all muscles have a store of, which is used for fuel?

A. Oxygen
B.protein
C.carbohydrates
D.glycogen

Answer 1

The answer is D. Glycogen.

Step-by-step explanation:

According to kidshealth.org, "Glucose is the main source of fuel for our cells. When the body doesn't need to use the glucose for energy, it stores it in the liver and muscles. This stored form of glucose is made up of many connected glucose molecules and is called glycogen."

Hope this helps!

Answer 2

your anwser is D. glycogen