Question

Which statement is true of enzymes? Choose 1 answer: (Choice A, Checked)

A
Enzymes work independent of substrate concentration.

(Choice B)
B
The activity of an enzyme might change as pH changes.

(Choice C)
C
Changes in temperature do not affect enzymes.

(Choice D)
D
Enzymes are non-specific.

Answer 1

The answer is B. Enzymes have optimum temperatures, and are very specific. If substrate concentration is 0, enzymes will not work.