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