Write two examples of actions we do with gross movement: Write two examples of actions we do with fine movement:

Write one example of a reflex movement.

Resperation is a way to release carbon back into the atmosphere

1. an enzyme is considered a(n) because it speeds up a chemical reaction without being used up.2. in a catalyzed reaction, a reactant is often called a(n) . an enzyme is specific because the shape of its matches only particular reactants.4. an enzyme speeds up reactions by lowering the . the between an active site and its substrate often strains bonds and the reaction proceed.6. a( , which is often a vitamin, binds to an enzyme and plays a role in catalysis.7. high temperatures or changes in ph can an enzyme, causing it to lose its shape and biological activity.

Glands that the body deal with stress and respond to emergencies.