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