Some adults have the ability to digest lactose in milk.This is an example of
A)negative feedback.
B)positive feedback.
C)feedforward regulation.
D)adaptation.
E)None of the choices are correct.

Question

Quizplus · Accepted Answer

The ability to digest lactose in milk is an example of adaptation. In some populations, particularly those with a history of dairy farming, individuals have developed the ability to produce lactase, the enzyme required to break down lactose, into adulthood. This is an example of genetic adaptation or evolution, which has occurred over generations.

Some Adults Have the Ability to Digest Lactose in Milk