Class 12 Biology Principles of Inheritance and Variation Chromosomal disorders

Easy

Edward syndrome is on account of .......

A
$45$ chromosomes instead of $46$
B
Presence of three chromosomes on $18^{th}$ pair of autosome
C
Presence of three chromosomes on $21^{st}$ pair of autosome
D
Presence of three pair of sex chromosomes

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Class 12 Questions

Class 12

Biology Questions

Chapter

Principles of Inheritance and Variation

Subtopic

Chromosomal disorders

Similar Questions

Explain the difference between Euploidy and Aneuploidy.

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In a human karyotype,if there are $45$ chromosomes with an $XO$ configuration,which disorder is present?

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In Klinefelter's syndrome,what is generally the set of sex chromosomes?

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