Chapter 17, Problem 14SA

Match the evolutionary concepts.

____gene flow	a. can lead to interdependent species
____sexual selection	b. changes in a population’s allele frequencies due to chance alone
____extinct	c. alleles enter or leave a population
____genetic drift	d. evolutionary history
____phylogeny	e. operates on variation in shared traits
____adaptive radiation	f. adaptive traits make their bearers better at securing mates
____derived trait	g. no more living members
____coevolution	h. diagram of sets within sets
____natural selection	i. burst of divergences from one lineage into many
____cladogram	j. present in a group, but not in any of the group’s ancestors