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