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.

In the 1930s, scientists unified natural selection and genetics into theMultiple choice question.genetic variation synthesis.heritable synthesis.modern evolutionary synthesis.theory of uniformitarianism.

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.

Over multiple generations, creatures became more and more fit for survival and reproduction withintheir specific environments. Darwin called this process Artificial Selection.Group of answer choicesTrueFalse

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.

Natural selection is the gradual evolutionary change as a result of