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