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  4. In which of the following will be observed the webbed neck condition?

Q. In which of the following will be observed the webbed neck condition?

 1402  231 NTA AbhyasNTA Abhyas 2020Principles of Inheritance and Variation Report Error

Solution:

The chromosomal disorder occurs when there is an addition or deletion of the chromosome in the individual. In case of trisomy of the chromosome, Down's syndrome will be observed. Turner's syndrome is a type of chromosomal disorder occurring due to the loss of one X chromosome resulting in the genotype as .
Such females are characterized by stunted height and webbed-neck. They are sterile as ovaries are rudimentary and lack secondary sexual characteristics.
XXY condition is called Klinefelter's syndrome where an individual has an extra copy of X chromosome.