A-LevelBiologyBiological molecules9700/12 · May/June 2012 · Q61 Mark

A student carried out a series of tests on an extract from a plant. The table shows the results of the tests. [Table 6.1] Which row shows the molecules found in the plant extract?

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Aprotein: present, fatty acids: present, reducing sugar: present

Bprotein: absent, fatty acids: present, reducing sugar: present

Cprotein: absent, fatty acids: present, reducing sugar: absent

Dprotein: absent, fatty acids: absent, reducing sugar: present

✓ Correct answer

B: protein: absent, fatty acids: present, reducing sugar: present

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Topic: Biological molecules, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, May/June 2012 Paper 1 Variant 2, question 6.

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