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Byju's Answer
Standard XII
Biology
Inheritance of ABO Blood Groups
Monosomic and...
Question
Monosomic and trisomic conditions are
A
2
n
−
1
,
2
n
+
1
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B
2
n
−
1
,
2
n
−
2
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C
2
n
+
1
,
2
n
+
8
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D
n
,
n
+
1
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Solution
The correct option is
C
2
n
−
1
,
2
n
+
1
Monosomy is a form of aneuploidy with the presence of only one chromosome from a pair. It is represented by 2n-1.
A trisomy is a chromosomal disorder characterized by an additional chromosome. It is represented by 2n+1.
So, the correct answer is '2n−1,2n+1'.
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