A) organisms B) clade C) community D) species
A) hybrid inviability B) prezygotic C) reproductive D) hybrid sterility
A) behavioral B) gametic C) ecological D) mechanical
A) temporal B) ecological C) behavioral D) gametic
A) behavioral B) gametic C) temporal D) mechanical
A) gametic B) behavioral C) mechanical D) ecological
A) mechanical B) geographic C) gametic D) behavioral
A) behavioral B) ecological C) mechanical D) gametic
A) microevolution B) genetic equilibrium C) mutation D) extinction
A) 8 B) 9 C) 10 D) 7
A) no natural selection happens B) no mutations happen C) mating is random D) all of these answers
A) They all descended from a common ancestor. B) Their beak sizes changed as the weather changed. C) They all had beaks for breaking hard seeds. D) They all were going extinct.
A) Natural selection B) gene pools C) the weather D) reproductive isolation
A) They ate different foods. B) They built different nests. C) They flew to different islands. D) They mated with different species.
A) Finches all eat the same type of food. B) Finches attract mates through courtship rituals. C) Beak differences must cause differences in fitness. D) Finches were blown by a storm from the mainland.
A) They did laboratory experiments that proved Darwin was right. B) They gave the birds different foods so their beak sizes would change. C) They caught and measured every bird on the island for thirty years. D) They observed natural selection in action.
A) Darwiniaism B) mutation C) macroevolution D) microevolution |