Biology for IGCSE & O level - Inheritance (Section 4 - No. 32)
Which of the following is a potential source of variation in offspring?
Independent assortment of chromosomes in meiosis
Crossing over in meiosis
Mitosis in somatic cells
Random fertilization
Explanation
Meiosis, specifically through crossing over and independent assortment, along with the random union of gametes in fertilization, contributes to genetic variation.
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