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When biologists talk about the "survival of the fittest," the fittest individuals are those that leave the most descendants rather than those that are physically the strongest.
Q6: Between 1930 and 2011, the global human
Q13: _ are changes in DNA that can
Q18: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8829/.jpg" alt=" Figure 8.6 for
Q23: Coral reefs occupy about _ of the
Q42: Which of the following is illustrated by
Q53: A species that is found only on
Q58: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8829/.jpg" alt=" Figure 8.6
Q59: The chemical formula for the nitrogen gas
Q88: A decrease in stock prices will _
Q93: If the marginal propensity to consume is