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JIPMER 2019
Exam
JIPMER
Year
2019
Subject
Zoology
Chapter
Molecular Basis of Inheritance

JIPMER 2019 · Zoology · Molecular Basis of Inheritance

Chromosome walking is

Chromosome walking is

Options

  1. Aused in genetic mapping
  2. Bobserved during mitosis
  3. Cto see position of ribosomes on nuclear membrane
  4. Dto check the expression of mutant genes

Correct answer

A. used in genetic mapping

Step-by-step solution

Chromosome walking is used in genetic mapping. It is a method of positional cloning used to find, isolate and clone a particular allele in a gene library. It is DNA based method of genetic mapping in which the chromosome is analysed by extending one tip to reach the other. This involves systematically moving along the chromosome from a known location to an unknown location.
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