Given the question: Answer the following question given this paragraph: 10.6 Exercise and Muscle Performance Hypertrophy is an increase in muscle mass due to the addition of structural proteins. The opposite of hypertrophy is atrophy, the loss of muscle mass due to the breakdown of structural proteins. Endurance exercise causes an increase in cellular. Q: Loss of muscle mass due to breakdown of structural proteins is known as what? Choices: - distrophy - mutation - exhaustion - atrophy A:
The answer is:
atrophy