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JIPMER 2010
Exam
JIPMER
Year
2010
Subject
Zoology
Chapter
Principles of Inheritance and Variation

JIPMER 2010 · Zoology · Principles of Inheritance and Variation

Chromosome complement with 2 n-1 is called as

Chromosome complement with 2n−12 n-1 is called as

Options

  1. Amonosomy
  2. Bnullisomy
  3. Ctrisomy
  4. Dtetrasomy

Correct answer

A. monosomy

Step-by-step solution

Aneuploidy is the deletion or addition of one or a few chromosomes from the original genomes. (i)Monosomy is (2n−1)(2 n-1), eg, Tuner's syndrome. (ii)Nullisomy is (2n−2)(2 n-2). (iii)Trisomy is (2n+1),eg,Klinefelter′s(2 n+1), \quad e g, \quad K l i n e f e l t e r ' s syndrome. (iv)Tetrasomy (2n+2)(2 n+2)
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