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Biology
In an organism with 2n = 40, what will be the chromosome number if a nullisomy exists?
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Q. In an organism with 2n = 40, what will be the chromosome number if a nullisomy exists?
COMEDK
COMEDK 2008
Principles of Inheritance and Variation
A
20
26%
B
38
45%
C
39
17%
D
19
11%
Solution:
Nullisomic condition is represented as (2n-2) in which an organism is deficient in a complete pair of homologous chromosomes.