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O-LevelBiologyGenetics & Variation5090/12 · May/June 2018 · Q381 Mark

The table shows the variation in foot length in a number of students. [Figure 38] Which row identifies this type of variation and states its cause?

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Atype of variation: continuous, cause: genes and the environment
Btype of variation: continuous, cause: genes only
Ctype of variation: discontinuous, cause: environment only
Dtype of variation: discontinuous, cause: genes and the environment

✓ Correct answer

A: type of variation: continuous, cause: genes and the environment

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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 2018 Paper 1 Variant 2, question 38.

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