Xyy sentence example

xyy
  • XYY syndrome has an incidence of one in 1,000 newborn males.
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  • However, since many males with XYY syndrome look like other males without XYY syndrome, they may never be identified.
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  • XYY syndrome is a chromosome disorder that affects males.
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  • There are no physical abnormalities in most males with XYY syndrome.
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  • Males who have XYY syndrome are usually normal in length at birth but have rapid growth in childhood, typically averaging in the seventy-fifth percentile (taller than 75 percent of males their same age).
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  • Many males with XYY syndrome are not overly muscular, particularly in the chest and shoulders.
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  • Individuals with XYY syndrome often have difficulties with their coordination.
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  • During their teenage years, males with XYY syndrome may develop severe acne that may need to be treated by a dermatologist.
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  • Men with XYY syndrome have normal, heterosexual function, and most are fertile.
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  • However, numerous cases of men with XYY syndrome presenting with infertility have been reported.
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  • Most males with XYY syndrome have normal hormones involved in their sperm production.
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  • However, a minority of males with XYY syndrome may have increased amounts of some hormones involved in sperm production.
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  • The actual incidence of infertility in males with XYY syndrome is unknown.
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  • XYY syndrome-A chromosome disorder that affects males.
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