Question

A change in the number of chromosomes in a cell is called

• A. Chromosomal mutation
• B. Gene mutation
• C. Somatic mutation
• D. Aneuploidy

Answer 1

The correct option is D Aneuploidy

The abnormal condition where one or more chromosomes of a normal set of chromosomes are missing or present in more than their usual number of copies is called as aneuploidy.

Therefore, the correct answer is option D.