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प्रश्न
Which biological process creates more genetic variation by having paired chromosomes exchange small bits of material when gametes (sperm and egg) are formed?
विकल्प
Fertilization
Mitosis
Crossing over
Mutation
MCQ
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उत्तर
Crossing over
Explanation:
Crossing over is the exchange of genetic material between homologous chromosomes, which increases genetic variation in the gametes.
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