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Biotechnology: Principles and Processes — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology: Principles and Processes1 Mark
MCQ
Enzyme required for polymerase chain reaction (PCR) is:
  • A
    RNA polymerase
  • B
    Ribonuclease
  • C
    Taq polymerase
  • D
    Endonuclease
✓

Answer

  1. Taq polymerase

Explanation:

Like DNA replication in an organism, PCR requires a DNA polymerase enzyme that makes new strands of DNA, using existing strands as templates. The DNA polymerase typically used in PCR is called Taq polymerase, after the heat - tolerant bacterium from which it was isolated Thermus aquaticus.

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