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emmybay02 emmybay02
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6 years ago
Down syndrome is associated with
  a. mental retardation.
  b. abnormal skeletal development.
  c. weak muscle reflexes.
  d. slowly developing motor functions.
  e. all of these.

Question 2

Down syndrome involves trisomy of chromosome number
  a. 3.
  b. 5.
  c. 15.
  d. 19.
  e. 21.
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Ron.MRon.M
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6 years ago
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emmybay02 Author
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#2
6 years ago
Thank you, thank you, thank you!
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