Researchers Have Offered Several Arguments Supporting the Hypothesis That Sleep

question 39

Multiple Choice

Researchers have offered several arguments supporting the hypothesis that sleep has been shaped by natural selection. Which of the following is NOT one of those arguments?

• A) All vertebrates share similar mechanisms that control sleep and dreaming.
• B) Every species exhibits deficits in response to a lack of sleep.
• C) Patterns of sleep and sleep requirements are universal across species.
• D) Sleep is found in a variety of organisms and universally among vertebrates.

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