Answer:
B. Carbohydrates act as an energy source. Carbohydrates are broken down into starch. Starch is a type of sugar and sugar gives us ENERGY.
Answer:
Fast glycolytic fibers use anaerobic metabolism to produce energy which is used by the muscle for high tension contraction but these muscles fatigue quickly.
- It has amount amount of glycogen and have very quick acting myosin ATPase.
Slow oxidative are known as resistant fibers which generates energy(ATP) by the help of aerobic system.
- It depends on the delivery of oxygen and have red fibers which is smallest of all the fibers.
- It is found in marathon runners and its main function is to maintain posture.
