An organism possessing a chromosomal complement different from the diploid one such as 2n - 1 or 2n+ 1 is called
A
Allopolyploid
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B
Aneuploids
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C
Ampindiploid
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D
Autopolyploid
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Solution
The correct option is A Aneuploids The chromosome formula would be (2n – 2) and which would mean a double monosomic. The number of possible nullisomics in an organism will be equal to the haploid chromosome number. Origin of Nullisomy. The origin of nullisomics is generally by the selfing of the monosomies.
So, the correct option is "B" (Aneuploids).