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O-LevelBiologyGenetics & Variation5090/11 · May/June 2015 · Q381 Mark

A red-flowered plant is crossed with a white-flowered plant. All the offspring have red flowers. What is the genotype of these offspring?

ARR and Rr
BRR only
CRr only
Drr only

✓ Correct answer

C: Rr only

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About this question

Topic
Genetics & Variation, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, May/June 2015 Paper 1 Variant 1, question 38.

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