#Question id: 4620
#Unit 11. Evolution and Behavior
The upper forelimbs of humans and bats have fairly similar skeletal structures, whereas the corresponding bones in whales have very different shapes and proportions. However, genetic data suggest that all three kinds of organisms diverged from a common ancestor at about the same time. Which of the following is the most likely explanation for these data?
#Question id: 4621
#Unit 11. Evolution and Behavior
DNA sequences in many human genes are very similar to the sequences of corresponding genes in chimpanzees. The most likely explanation for this result is that
#Question id: 4622
#Unit 11. Evolution and Behavior
Catastrophism, meaning the regular occurrence of geological or meteorological disturbances (catastrophes), was Cuvierʹs attempt to explain the existence of
#Question id: 4623
#Unit 11. Evolution and Behavior
Which of the events described below agrees with the idea of catastrophism?
#Question id: 4624
#Unit 11. Evolution and Behavior
What was the prevailing notion prior to the time of Lyell and Darwin?
#Question id: 4625
#Unit 11. Evolution and Behavior
During a study session about evolution, one of your fellow students remarks, ʺThe giraffe stretched its neck while reaching for higher leaves; its offspring inherited longer necks as a result.ʺ Which statement is most likely to be helpful in correcting this studentʹs misconception?