Which Statement Does NOT Correctly Describe Buffer Capacity

question 41

Multiple Choice

Which statement does NOT correctly describe buffer capacity?

• A) Buffer capacity is determined only by the identity of the buffer.
• B) The addition of amounts of acid or base exceeding the buffer capacity will change the pH of the solution.
• C) The higher the concentration of weak acid and conjugate base in solution, the higher the buffer capacity.
• D) The greatest amount of acid or base that a buffer can accept while maintaining pH is called the buffer capacity.
• E) Once the buffer capacity is exceeded in cells, key functions of the body can be disrupted.

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Definitions:

Alpha-Helical

Pertaining to the alpha-helix structure, a type of secondary structure of proteins, characterized by a right-handed coil.

Beta-Pleated Sheet

A type of secondary structure found in proteins wherein the backbone is extended into a zigzag shape and strands are connected by hydrogen bonds.

Proteins

Large biomolecules consisting of one or more long chains of amino acid residues, crucial for the structure and function of living cells.

Amino Acids

Organic compounds containing an amine group, a carboxylic acid group, and a side chain that varies between different amino acids, essential for protein synthesis.