#Question id: 4630
#Unit 11. Evolution and Behavior
Which pair would have been likely to agree that strata such as those depicted here were deposited gradually over long periods of time by subtle mechanisms that are still at work?
#Question id: 4631
#Unit 11. Evolution and Behavior
As a young biologist, Charles Darwin had expected the living plants of temperate South America would resemble those of temperate Europe, but he was surprised to find that they more closely resembled the plants of tropical South America. The biological explanation for this observation is most properly associated with the field of
#Question id: 4632
#Unit 11. Evolution and Behavior
Which of these conditions should completely prevent the occurrence of natural selection in a population over time?
#Question id: 4633
#Unit 11. Evolution and Behavior
Natural selection is based on all of the following except
#Question id: 4634
#Unit 11. Evolution and Behavior
Which of the following represents an idea that Darwin learned from the writings of Thomas Malthus?
#Question id: 4635
#Unit 11. Evolution and Behavior
Which statement about natural selection is most correct?