Drs. Peter and Mary Grant verified Darwin’s theory of natural selection by making observations over a long period of time. They conducted extensive research on finches in the Galápagos Islands, observing how changes in beak size correlated with environmental conditions and food sources, thus providing evidence for natural selection in action.
How did Drs. Peter and Mary Grant verify Darwin’s theory of natural selection?(1 point)
Responses
by assessing changes in another animal trait
by assessing changes in another animal trait
by studying a different group of organisms
by studying a different group of organisms
by finding new species that adapted to a different environment
by finding new species that adapted to a different environment
by making observations over a long period of time
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