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Molecular Basis of Inheritance — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular Basis of Inheritance1 Mark
MCQ
Semi-conservative model of DNA replication was confirmed by:
  • A
    Taylor, Woods and Hughes
  • B
    Messelson and Stahl
  • C
    Nirenberg and Khorana
  • D
    Watson and Crick
✓

Answer

  1. Messelson and Stahl

Explanation:

Semi-conservative replication describes the mechanism by which DNA is replicated in all known cells. This mechanism of replication was one of three models originally confirmed by Messelson and Stahl. Semi-conservative replication would produce two copies that each contained one of the original strands and one new strand.

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