Answer :
Final answer:
Sexual reproduction's significant characteristic is genetic variability, essential for species' adaptation and survival.
Explanation:
Genetic Variation
One of the most significant characteristics of sexual reproduction is the genetic variability it provides. Sexual reproduction results in offspring that are genetically unique, different from both parents and from each other. This variability is crucial for the survival and reproduction of a population as it creates genetic diversity that helps species adapt to changing environments.
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