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Molecular Genetics
Quick questions on Control of gene expression: H2 Biology Molecular Genetics
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State what the repressor binds to in the lac operon. [1 mark]
What is q2?Show answer
Explain why it is advantageous for a bacterium to make lactose-metabolising enzymes only when lactose is present. [2 marks]
What is q3?Show answer
Describe one way in which the packaging of DNA can control gene expression in a eukaryotic cell. [2 marks]
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