Metabolism

2. Amino acids need energy to combine to create ____ molecules.
3. _________ breaks down into glucose.
5. Oxygen and ________ molecules combine in the cell to cause cellular respiration.
6. Our bodies need molecules from food and ______ to work properly.
7. cellular respiration results in water, carbon dioxide and _____.
8. A condition which causes the body to have a hard time absorbing glucose molecules into the cells.
9. A condition that reduces the amount of oxygen taken into the body through the respiratory system.

1. Food enters the _______ system through the mouth.
3. Molecules are _______ than cells.
4. The system responsible for taking in oxygen molecules from the environment.
6. A condition that reduces the amount of oxygen taken into the body through the circulatory system.