Match the term with the correct definition.
-kin selection
A) the probability any two individuals share a copy of genes by descent.
B) the total number of copies of genes passed on via reproduction and via relatives.
C) selection that lowers one's fitness but enhances that of a relative.
D) the development of sterile castes in social insects.
E) behavior that appears to benefit others at a cost to oneself.

Question

Quizplus · Accepted Answer

Kin selection is a mechanism of evolutionary change that favors the reproductive success of an organism's relatives, even at a cost to the organism's own survival and reproduction. This concept explains why individuals may perform acts that seem altruistic towards their kin.

Match the Term with the Correct Definition