Which is not a source of variation in populations?
A
Independent assortment of chromosomes.
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B
Crossover in meiosis.
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C
Random fertilization.
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D
These are all sources of variation.
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Solution
The correct option is C These are all sources of variation. Variations are the source of changes in the population. The variations that lead to the mutation in the human population arise during meiosis when crossing over takes place. This is also caused by random fertilization and random and independent assortment of chromosomes.
So, the correct option is 'These are all sources of variation.'