Suppose that an artificial non-gated k+ channel could beinserted into the plasma membrane of an axon at resting potential(membrane potential = -70 mv). assume that the axon has notrecently produced an action potential. answer questions 1-4 by selecting only from the threeanswer choices to the left of each question. drag the correctanswer to the right of each question.

As a small change in a person's dna can cause a genetic disorder

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.

What would happen if a plant could carry out photosynthesis, but not respiration? question 1 options: it would have no food. it would have too much water. it would be unable to capture the energy in sunlight. it could make food but not break it down for energy.