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NEET2024ZoologyPrinciples of Inheritance and VariationActual

Aneuploidy is a chromosomal disorder where chromosome number is not the exact copy of its haploid set of chromosomes, due to : A. Substitution B. Addition C. Deletion D. Translocation E. Inversion Choose the most appropriate answer from the options given below :

Options

  1. AC and D only
  2. BD and E only
  3. CA and B only
  4. DB and C only

Correct answer

D. B and C only

Step-by-step solution

Failure of segregation of chromatids during cell division-cycle results in the gain or loss of chromosome called aneuploidy. Aneuploidy occurs due to addition or deletion. Hence only (B) and (C) are correct

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