A) clade B) species C) community D) organisms
A) prezygotic B) hybrid sterility C) hybrid inviability D) reproductive
A) mechanical B) gametic C) behavioral D) ecological
A) gametic B) temporal C) ecological D) behavioral
A) behavioral B) gametic C) mechanical D) temporal
A) ecological B) behavioral C) gametic D) mechanical
A) geographic B) mechanical C) gametic D) behavioral
A) ecological B) gametic C) mechanical D) behavioral
A) genetic equilibrium B) mutation C) microevolution D) extinction
A) 8 B) 9 C) 7 D) 10
A) all of these answers B) no natural selection happens C) mating is random D) no mutations happen
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) gene pools B) Natural selection C) reproductive isolation D) the weather
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 were blown by a storm from the mainland. C) Beak differences must cause differences in fitness. D) Finches all eat the same type of food.
A) They gave the birds different foods so their beak sizes would change. B) They caught and measured every bird on the island for thirty years. C) They observed natural selection in action. D) They did laboratory experiments that proved Darwin was right.
A) Darwiniaism B) microevolution C) macroevolution D) mutation |