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O-LevelBiologyGenetics & Variation5090/11 · Oct/Nov 2011 · Q401 Mark

Two heterozygotes are crossed. Some of the offspring show the recessive characteristic. What is the probability that one of these offspring that shows the recessive characteristic is homozygous?

A0.00
B0.25
C0.50
D1.00

✓ Correct answer

D: 1.00

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About this question

Topic
Genetics & Variation, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, Oct/Nov 2011 Paper 1 Variant 1, question 40.

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