This post has a selection of videos that cover how that variation comes about, and the results of such variation - natural selection.
Friday, 7 August 2020
Variation
In populations of any species, we observe variation - differences between individuals. Variation can be due to genetic inheritance, the environment, or a combination of both. Variation helps a species survive a change to its environment - individuals may (sadly) die, but enough members of the population/species should survive and breed.
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Newton's Second Law of Motion
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