Choose the Statement That Is Most Accurate Concerning Biochemical Pathways

question 17

Multiple Choice

Choose the statement that is most accurate concerning biochemical pathways.

• A)All enzymes in the pathway catalyze the same reaction.
• B)If an enzyme in a pathway is inactive, adding excessive amounts of its substrate will restore the normal phenotype.
• C)If an enzyme in a pathway is inactive, adding excessive amounts of its product will restore the normal phenotype.
• D)If the enzyme that catalyzes the final step in a pathway is inactive all the other enzymes will be inactivated as well.
• E)If the first enzyme in a pathway is inactivated, adding the final product will not restore the normal phenotype.

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Definitions:

Solvent

A substance, typically a liquid, capable of dissolving other substances to form a solution.

Water

A colorless, tasteless, and odorless substance essential for most plant and animal life and the most widely used solvent.

Solvent

A substance, typically a liquid, capable of dissolving other substances (solutes) to form a solution.

Solute

A material that is dissolved within another material, usually forming the smaller proportion of a solution.