O-LevelBiologyGenetics & Variation5090/11 · May/June 2011 · Q381 Mark

Which of these may be heterozygous?

Ahaploid cell

Ban allele of a gene

Can organism with a dominant phenotype

Dan organism with a recessive genotype

✓ Correct answer

C: an organism with a dominant phenotype

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Topic: Genetics & Variation, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2011 Paper 1 Variant 1, question 38.

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