Metabolism

The basal metabolic rate is:

• the rate at which the body uses energy while at rest to maintain vital functions such as breathing and keeping warm

• the rate at which the body burns calories during physical activity

• the rate at which the body digests food

• the rate at which the body loses weight

What percentage of body weight is made up by muscles?

How many calories does one gram of protein provide?

According to the passage, what percentage of energy from food is used as part of basal metabolism?

The recommended daily calorie intake for most moderately active adults is:

• 1500-1800 calories

• 1800-2200 calories

• 2200-2800 calories

• 2800-3200 calories

Which term is used to describe the sum of all the

chemical processes in the human body?

• equilibrium

• inheritance

• metamorphosis

• metabolism