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A-LevelBiologyNucleic acids and protein synthesis9700/12 · Feb/Mar 2016 · Q221 Mark

The table shows the mode of action of two antibacterial drugs that can affect the synthesis of proteins. If bacteria are treated with both drugs, what will be the immediate effects? 1 Transcription will stop, but faulty proteins may continue to be synthesised. 2 If translation has started, proteins may be faulty. 3 Translation will be inhibited. [Figure 22.1]

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A1, 2 and 3
B1 and 2 only
C1 and 3 only
D2 and 3 only

✓ Correct answer

B: 1 and 2 only

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Topic
Nucleic acids and protein synthesis, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source
A-Level Biology, Feb/Mar 2016 Paper 1 Variant 2, question 22.

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