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O-LevelBiologyTransport in Humans5090/12 · Oct/Nov 2015 · Q131 Mark

The diagram shows chemicals being exchanged between some cells and a blood capillary. What could be the identities of chemicals P and Q?

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Aamino acids and oxygen
Bcarbon dioxide and glucose
Ccarbon dioxide and urea
Dglucose and oxygen

✓ Correct answer

D: glucose and oxygen

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About this question

Topic
Transport in Humans, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source
O-Level Biology, Oct/Nov 2015 Paper 1 Variant 2, question 13.

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