A) species B) community C) organisms D) clade
A) prezygotic B) hybrid inviability C) reproductive D) hybrid sterility
A) behavioral B) gametic C) ecological D) mechanical
A) ecological B) behavioral C) temporal D) gametic
A) temporal B) gametic C) behavioral D) mechanical
A) behavioral B) ecological C) gametic D) mechanical
A) gametic B) behavioral C) geographic D) mechanical
A) gametic B) behavioral C) mechanical D) ecological
A) microevolution B) genetic equilibrium C) extinction D) mutation
A) 7 B) 9 C) 10 D) 8
A) mating is random B) no mutations happen C) all of these answers D) no natural selection happens
A) They all were going extinct. B) Their beak sizes changed as the weather changed. C) They all had beaks for breaking hard seeds. D) They all descended from a common ancestor.
A) the weather B) reproductive isolation C) Natural selection D) gene pools
A) They ate different foods. B) They built different nests. C) They flew to different islands. D) They mated with different species.
A) Finches attract mates through courtship rituals. B) Finches all eat the same type of food. 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 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) macroevolution B) mutation C) microevolution D) Darwiniaism |