Which of the Following Is the Best Description of a Precursor

question 14

Multiple Choice

Which of the following is the best description of a precursor metabolite?

• A)An intermediate in the formation of cursor metabolites
• B)A macromolecule consumed in the first steps of metabolism
• C)An enzyme that is reduced in a metabolic reaction
• D)A carbon skeleton used as a starting substrate

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Definitions:

Cellulose

A complex carbohydrate that forms the primary structural component of plant cell walls.

Abnormally Folded

Refers to proteins that have not achieved their proper three-dimensional structure, often leading to diseases.

Prions

Misfolded proteins that can induce normal proteins to also misfold, leading to diseases in the nervous system.

Proteins

Complex molecules made of amino acids that perform a vast array of functions in living organisms, such as catalyzing metabolic reactions, DNA replication, responding to stimuli, and transporting molecules.