A) species B) clade C) organisms D) community
A) hybrid inviability B) prezygotic C) reproductive D) hybrid sterility
A) behavioral B) gametic C) mechanical D) ecological
A) gametic B) temporal C) ecological D) behavioral
A) mechanical B) temporal C) behavioral D) gametic
A) mechanical B) gametic C) ecological D) behavioral
A) behavioral B) geographic C) mechanical D) gametic
A) gametic B) behavioral C) mechanical D) ecological
A) genetic equilibrium B) extinction C) mutation D) microevolution
A) 9 B) 8 C) 7 D) 10
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 descended from a common ancestor. D) They all had beaks for breaking hard seeds.
A) Natural selection B) gene pools C) reproductive isolation D) the weather
A) They mated with different species. B) They flew to different islands. C) They built different nests. D) They ate different foods.
A) Beak differences must cause differences in fitness. B) Finches all eat the same type of food. C) Finches attract mates through courtship rituals. 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 observed natural selection in action. D) They caught and measured every bird on the island for thirty years.
A) Darwiniaism B) microevolution C) mutation D) macroevolution |