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