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