Which of the following is a difference between neutral energy balance and positive energy balance?
A) Body weight is relatively stable during neutral energy balance, whereas body weight increases during positive energy balance.
B) Neutral energy balance leads to an increase in muscle mass, whereas positive energy balance leads to a decrease in muscle mass.
C) Neutral energy balance is necessary only during childhood, whereas positive energy balance is necessary only during adulthood.
D) Energy intake increases during neutral energy balance, whereas energy intake decreases during positive energy balance.
Question 2
Which of the following best defines exercise?
A) It is a planned, structured, and repetitive body movement done to improve or maintain physical fitness.
B) It is the expenditure of energy to sustain basic, involuntary life functions such as respiration.
C) It is the expenditure of energy associated with spontaneous movement such as fidgeting and maintenance of posture.
D) It is an unplanned, temporary body movement that enables the body to adapt to changes in the environment.
“Bad,” “neutral,” and “good” mutations.
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