Analogous structures may representMultiple Choiceconvergent evolution.genetic drift.divergent evolution.disruptive selection.

Gradual genetic changes in organisms from an ancestral species describesMultiple choice question.coevolution in similar habitats.descent with modification.artificial selection based on specific traits.

Over a long period of time, helpful variations in a species replace the unfavorable ones. This change can lead toGroup of answer choicesgenetic mutations.fossilization.geographic isolation.evolution.

The genetic contribution of an organism to the next generation is referred to asMultiple choice question.convergent evolution.adaptation.heterozygote advantage.fitness.

The modern evolutionary synthesis connects natural selection andMultiple choice question.artificial selection.discoveries that fill gaps in fossil record.genetic variation that arises by mutation.the ideas of spontaneous generation.

A type of natural selection that results from variations in the ability to obtain mates is referred to asMultiple choice question.the founder effect.sexual selection.balanced polymorphism.genetic drift.