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Home Q & A Board Science-Related Homework Help Psychology
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killian killian
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9 years ago
Most cases of intellectual developmental disorder ______.
      a.   have no apparent biological cause
      b.   are due to genetic factors
      c.   are due to chromosomal damage
      d.   result from prenatal exposure to pathogens or toxins
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Smiling Face with Open Mouth
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f_zah1f_zah1
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9 years ago
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