Hypercholesterolemia is a disorder in which blood cholesterol levels are elevated. the h allele is incompletely dominant to the h allele, with hh homozygotes having extremely high levels of blood cholesterol. a husband and wife are both hh heterozygotes. what is the chance that their first child will have normal levels of blood cholesterol?

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.