Biology 9700 · AS & A Level · Passage of information from parents to offspring

Passage of information from parents to offspring — practice question

Meiosis is termed a reduction division because the chromosome number in the daughter cells is reduced by half.
(a)

Table 5.1 outlines some of the events that occur during four different stages of meiosis in an animal cell.

(b)[4]

Explain why a reduction division is necessary during meiosis.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: metaphase I: spindle fibres attach to centromeres and line up homologous pairs at equator

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