All of the following are examples of negative feedback except:
A) a high concentration of lactose inhibiting the function of lactase.
B) a low concentration of lipid inhibiting lipase.
C) a high concentration of protein inhibiting the function of chymotrypsin.
D) a high concentration of glucose inhibiting sucrase.

Question

Quizplus · Accepted Answer

Negative feedback typically involves a high concentration of a substance inhibiting its own production or the activity of an enzyme. In option B, a low concentration of lipid inhibiting lipase does not fit this pattern, as it describes a scenario where a low concentration inhibits rather than a high concentration.

All of the Following Are Examples of Negative Feedback Except