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lesson pretestMultiple Choice

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Question 1 • CMS 2026-2027 Biology CREDIT RECOVERY

Which three processes are methods of genetic recombination?

Answer
A
natural selection, crossing over, and independent assortment
B
independent assortment, fertilization, and natural selection
C
fertilization, natural selection, and crossing over
D
crossing over, independent assortment, and fertilization

Explanation

Genetic recombination creates new combinations of alleles. Crossing over exchanges DNA between homologous chromosomes, independent assortment distributes chromosome pairs into gametes in different combinations, and fertilization combines genes from two parents. Natural selection affects which inherited traits become more common, but it does not itself recombine genes.

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