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

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology: Principles and Processes1 Mark
MCQ
DNA polymerase enzyme is isolated from which bacteria?
  • A
    E.Coli
  • B
    Thermus aquaticus
  • C
    Bacillus thrunegenesis
  • D
    Agrobacterium
✓

Answer

  1. Thermus aquaticus

Explanation:

For the PCR technique, DNA polymerase enzyme is isolated from the thermophylic bacteria Thermus aquaticus. Hence, it is called as Taq DNA polymerase. It is a specialized thermostable enzyme. The enzyme is produced and expressed in the E. coli bacteria. It is used in polymerase chain reaction (PCR) technique where high temperature is required for copying DNA.

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