A) clade B) organisms C) community D) species
A) reproductive B) hybrid sterility C) prezygotic D) hybrid inviability
A) ecological B) mechanical C) gametic D) behavioral
A) temporal B) gametic C) ecological D) behavioral
A) gametic B) behavioral C) mechanical D) temporal
A) behavioral B) ecological C) gametic D) mechanical
A) gametic B) mechanical C) geographic D) behavioral
A) mechanical B) behavioral C) ecological D) gametic
A) microevolution B) extinction C) mutation D) genetic equilibrium
A) 7 B) 8 C) 10 D) 9
A) no mutations happen B) no natural selection happens C) all of these answers D) mating is random
A) They all descended from a common ancestor. B) They all had beaks for breaking hard seeds. C) Their beak sizes changed as the weather changed. D) They all were going extinct.
A) the weather B) reproductive isolation C) gene pools D) Natural selection
A) They mated with different species. B) They ate different foods. 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 did laboratory experiments that proved Darwin was right. 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 observed natural selection in action.
A) Darwiniaism B) mutation C) macroevolution D) microevolution |