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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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KaylaMarie2014 KaylaMarie2014
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6 years ago
________ is a degenerative disorder involving a defective gene on chromosome 4 that results in jerky uncontrollable movements.
 
  a. Down syndrome
  b. Tay-Sachs disease
  c. Meissner's syndrome
  d. Huntington's disease
  e. Parkinson's disease
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FanouseFanouse
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6 years ago
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KaylaMarie2014 Author
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6 years ago
This helped my grade so much Perfect
sleinhi
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
carston
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2 hours ago
Helped a lot
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