Metabolism

Front

What do cells need to make energy besides oxygen and amino acids?

Back

Glucose molecules.

Front

What are the building blocks of proteins?

Back

Amino acids.

Front

If two people have the same amount of oxygen, but one ate mostly starch and the other mostly protein, who has more energy?

Back

They both had the same lower energy because both protein and starch are needed from food to make energy.

Front

What could be wrong if a person is breathing normally but still having difficulty exercising?

Back

The person is not getting enough food.

Front

What is a molecule that organisms can use to release energy, made of carbon, hydrogen, and oxygen atoms?

Back

Glucose.

Front

What is metabolism?

Back

The set of life-sustaining chemical reactions in organisms.

Front

What role do enzymes play in metabolism?

Back

Enzymes speed up chemical reactions in the body.

Front

What is the difference between aerobic and anaerobic respiration?

Back

Aerobic respiration requires oxygen, while anaerobic respiration does not.

Front

What is the primary source of energy for cells?

Back

Glucose.

Front

What are carbohydrates?

Back

Organic compounds made of carbon, hydrogen, and oxygen, which provide energy.