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