Multiple choice

An operon is a

  1. functioning unit of chromosome containing a cluster of DNA molecules under the control of a single promoter

  2. functioning unit of genomic DNA containing a cluster of genes under the control of a single promoter

  3. functioning unit of genomic DNA containing a cluster of genes under the control of a single operator

  4. functioning unit of chromosome containing a cluster of DNA molecules under the control of a single operator
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B Correct answer
Explanation

An operon is a functioning unit of genomic DNA containing a cluster of genes under the control of a single promoter.

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