Which statement describes natural selection?
a. It is the primary mechanism for evolution.
b. It must act on structural traits.
c. It acts to cause overpopulation.
d. It causes learned skills to become heritable traits
Which statement describes natural selection?
a. It is the primary mechanism for evolution.
b. It must act on structural traits.
c. It acts to cause overpopulation.
d. It causes learned skills to become heritable traits