The First Step in the Metabolism of Ethanol Occurs Through

question 45

Multiple Choice

The first step in the metabolism of ethanol occurs through action of the enzyme:

• A)alcohol dehydrogenase.
• B)aldehyde dehydrogenase.
• C)acetaldehyde.
• D)formaldehyde.

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Definitions:

Acetic Acid Solution

A solution composed of acetic acid, often used in vinegar, with acidic properties resulting from the presence of acetic acid.

Buffer Solution

A solution that resists changes in pH upon the addition of small amounts of acid or base, typically made from a weak acid and its conjugate base.

Acid

A substance that can donate a hydrogen ion (H+) and usually has a sour taste.

Base

A substance that can accept hydrogen ions (protons) or more generally, donate a pair of valence electrons.