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A-LevelBiologyNucleic acids and protein synthesis9700/12 · Oct/Nov 2011 · Q201 Mark

In a genetic engineering experiment, a piece of double-stranded DNA containing 12 × 10³ nucleotides coding for specific polypeptide is transcribed and translated. What is the total number of amino acids in this polypeptide?

A6 x 10³
B4 x 10³
C2 x 10³
D1 x 10³

✓ Correct answer

C: 2 x 10³

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Topic
Nucleic acids and protein synthesis, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source
A-Level Biology, Oct/Nov 2011 Paper 1 Variant 2, question 20.

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