Question

with an example, explain how variation leads to evolution.

Answer 1

Variation leads to evolution when one gane in organism is mutad if it allows the organism to survive longer than others in the population

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Answer 2

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Differences in characters within very closely related groups of organisms are referred to as variations.

Examples :-

1. Earlobes in some humans are free and in others attached.

2. Colour of eyes in some people are blue and in others black.

3. Colour of skin is black or white.