Explain briefly the forces that govern the upward movement of water and dissolved mineral salts in plants.
tom of classification.

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

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.