Biology 9700 · AS & A Level · Natural and artificial selection

Natural and artificial selection — practice question

Section B. Choose and answer one question.
(a)[9]

Describe how crossing over and independent assortment can result in genetic variation.

(b)[6]

Outline how artificial selection is different from natural selection.

Worked solution & mark scheme

This 15-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Takes place in meiosis I” …

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