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