Biology for IGCSE & O level - Variation And Selection (Section 4 - No. 9)
What is the relationship between mutation, variation, and natural selection?
Mutation leads to variation, which is then selected for (or against) by natural selection.
Natural selection causes mutation, which leads to variation.
Variation causes mutation, which is then selected for by natural selection.
Natural selection causes variation and mutation.
Explanation
Mutation introduces variation, and natural selection then acts on this variation.
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