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Principles of Inheritance and Variation question

2002 · Q65
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Principles of Inheritance and Variation question

2002 · Q65

NEETBiologyPrinciples of Inheritance and VariationMCQ+4 / −1
There are three genes a, b and c. The percentage of crossing over between a and b is 20%, b and c is 28% and a and c is 8%. What is the sequence of genes on chromosome
  1. A
    a, b, c
  2. B
    b, a, c
  3. C
    a, c, b
  4. D
    None
View written solutionFree

Correct answer: B

a – b = 20%, b – c = 28%, a – c = 8%

AIPMT 2002 Biology - Principles of Inheritance and Variation Question 81 English Explanation

Percent crossing over between two genes is proportional to the distance between them.

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