Multiple choice

Amino acids are ampholytes because they can function as either a/an

  1. polar or a nonpolar molecule

  2. acid or a base

  3. neutral molecule or an ion

  4. transparent or a light-absorbing compound
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Ampholytes are molecules that can act as both acids and bases. Amino acids contain both an amino group (basic, can accept protons) and a carboxyl group (acidic, can donate protons), allowing them to function as either depending on pH.

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