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