A) It is a mono so my
B) It causes sterility in females
C) Absence of Barr body
D) All of the above
Correct Answer: D
Solution :
The Turners syndrome is seen in a person due to the monosomy of one X-chromosome, i. e., 45 chromosomes (22 pair autosomes + X-chromosome). The individual is phenotypically a female, characterised by short stature, webbed neck, underdeveloped breasts, small uterus and ovaries reduced to fibrous streaks. These females are sterile and menstruation does not seen in them. There is no sex-chromatin (Barr body) in these females.
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