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

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology: Principles and Processes1 Mark
MCQ
Reaction of 1989 was:
  • A
    Nicking by restriction endonucleases
  • B
    Polymerase chain reaction
  • C
    Reverse genetics
  • D
    Splicing
✓

Answer

  1. Polymerase chain reaction

Explanation:

In 1985 Norm Arnheim, also a member of the development team concluded his sabbatical at Cetus and assumed an academic position at USC. He began to investigate the use of PCR to amplify samples containing just a single copy of the target sequence. By 1989 his lab developed multiplex-PCR on single sperm to directly analyze the products of meiotic recombination.

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