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A-LevelBiologyImmunity9700/12 · May/June 2018 · Q381 Mark

How many variable regions are there on a typical Y-shaped antibody molecule?

A2
B3
C4
D6

✓ Correct answer

C: 4

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About this question

Topic
Immunity, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source
A-Level Biology, May/June 2018 Paper 1 Variant 2, question 38.

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