NEET 2004 · Class 12

Principles of Inheritance and Variation

Lack of independent assortment of two genes A and B in fruit fly *Drosophila* is due to (2004)

  1. (A)repulsion
  2. (B)recombination
  3. (C)linkage
  4. (D)crossing over

The NCERT line that answers it

Verbatim line

Later, it was found that Mendel's law of independent assortment does not hold true for the genes that were located on the same chromosomes.

Chapter
Principles of Inheritance and Variation
Section
4.8.3 Chromosomal Disorders
Page
26
Words matched
7 of 7

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=0.9455, combined=0.9673). Verified: high — The span directly states that Mendel's law of independent assortment does not hold true for genes on the same chromosomes, which is the definition of linkage and conclusively answers the MCQ.

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