Animals are completely dependent upon plants for food. even the animals that eat other animals are dependent on plants. explain.

Identify the examples in which sam interacts only with natural resources

The most famous fossil called archaeopteryx is which of the following? a dinosaur a fern a fish a bird

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.