A-LevelBiologyTransport in mammals9700/12 · May/June 2012 · Q281 Mark

The diagram shows the Bohr effect. [Figure 28.1] What causes the shift from X to Y?

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Adecreased concentration of carbon dioxide and high pH

Bdecreased concentration of carbon dioxide and low pH

Cincreased concentration of carbon dioxide and high pH

Dincreased concentration of carbon dioxide and low pH

✓ Correct answer

D: increased concentration of carbon dioxide and low pH

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Topic: Transport in mammals, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2012 Paper 1 Variant 2, question 28.

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