Multiple Choice
One out of 800 babies are born with an extra chromosome at pair 21, which results in the child having a moderate to severe intellectual disability and a shortened life expectancy of around 49 years. This condition is known as
A) cretinism.
B) phenylketonuria (PKU) .
C) Down syndrome.
D) fragile-X syndrome.
Correct Answer:
Verified
Correct Answer:
Verified
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