Q. How does the creation of variations in a species promote survival ?
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Explanation:
Variation occurs due to the Sexual reproduction and due to to the inaccurate copying of DNA . Depending upon the nature of variant ,different individual have different kind of advantages .
Bacteria variants which can withstand heat has better chances to survive in heat wave as compared to non variant bacteria having no capacity to tolerate heat wave .
Thus ,variation in a population of a species help in survival of species
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