Sheila was born a female with only one X chromosome on the 23rd pair. As a result, she is infertile, has difficulty learning, and did not develop breast tissue and rounded hips as her female peers did. Which disorder is likely to be diagnosed?

PKU

Down

Klinefelter's

Turner's

triple X

Question

Sheila was born a female with only one X chromosome on the 23rd pair. As a result, she is infertile, has difficulty learning, and did not develop breast tissue and rounded hips as her female peers did. Which disorder is likely to be diagnosed?

 PKU

 Down

 Klinefelter's

 Turner's

 triple X

anonymous · Answer

We call this "Turner Syndrome." 

Girls and women usually have 2 chromosomes, that decide their sex. (X X) 

Women with Turner syndrome may be missing part of an X chromosome, 
or ALL of an X chromosome. 

Infertility is often one of the symptoms.

anonymous · Answer

thanks so much!! =D