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Molecular Basis of Inheritance — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular Basis of Inheritance1 Mark
MCQ
The wild type E. coli cells are growing in normal medium with glucose. They are transferred to a medium containing only lactose as sugar. Which of the following changes takes place?
  • A
    The lac operon is repressed.
  • B
    All operons are induced.
  • C
    The lac operon is induced.
  • D
    E. coli cells stop dividing.
✓

Answer

  1. The lac operon is induced.

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