(C) Edward's syndrome (trisomy $18$),Patau's syndrome (trisomy $13$),and Down's syndrome (trisomy $21$) are all examples of autosomal aneuploidy.These

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(C) Edward's syndrome (trisomy $18$),Patau's syndrome (trisomy $13$),and Down's syndrome (trisomy $21$) are all examples of autosomal aneuploidy.These conditions occur due to the presence of an extra chromosome in the autosomal pairs,which is a numerical change in the autosomes rather than the sex chromosomes.

Class 12 Biology Principles of Inheritance and Variation Chromosomal disorders

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Edward's syndrome,Patau's syndrome,and Down's syndrome are due to:

A
Mutation due to malnutrition
B
Change in sex chromosomes
C
Change in autosomes
D
Change in both sex chromosomes and autosomes

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Principles of Inheritance and Variation

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Chromosomal disorders

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Edward's syndrome,Patau's syndrome,and Down's syndrome are due to:

Similar Questions

The cause of Turner's syndrome in humans is:

- Physical, psychomotor and mental development is retarded.- Palm is broad with characteristic palm crease, these symptoms show....

Sometimes,the presence of $XX$ and $XY$ in males is due to:

In humans,which disorder is caused due to the absence of one of the $X$ chromosomes,i.e.,$45$ with $XO$?

If the somatic cells of a male contain one Barr body,what would be their genetic constitution?

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- Physical, psychomotor and mental development is retarded.
- Palm is broad with characteristic palm crease, these symptoms show....