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Yummi Yummi
wrote...
Posts: 2642
9 years ago
A disorder that occurs when a particular gene is injured on the X chromosome that results in mild to moderate mental retardation is known as ___________ syndrome.
a.   Tay-Sachs   c.   sickle-cell anemia
b.   Down   d.   fragile X
Textbook 
Child Development

Child Development


Edition: 7th
Author:
Read 290 times
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LeeWilliamsLeeWilliams
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Posts: 5587
9 years ago
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Yummi Author
wrote...
9 years ago
Answered correctly Smiling Face with Open Mouth
wrote...
9 years ago
The answer for this question wasn't hard to find. Anyway, I'm glad to know I helped
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