O-LevelBiologyGenetics & Variation5090/12 · Oct/Nov 2016 · Q401 Mark

The diagram shows a pair of chromosomes from the same cell. [Diagram for Q40] What do the lines labelled P point to?

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Athe site of alleles made up of two or more genes which are always the same

Bthe site of alleles made up of two or more genes which might be different

Cthe site of genes made up of two or more alleles which are always the same

Dthe site of genes made up of two or more alleles which might be different

✓ Correct answer

D: the site of genes made up of two or more alleles which might be different

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Topic: Genetics & Variation, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2016 Paper 1 Variant 2, question 40.

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