Q:

A woman delivers a baby boy at term with Down?s syndrom The most likely cause is:

waelhammad
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2022-12-03
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A woman delivers a baby boy at term with Down?s syndrom The most likely cause is:

  1. An extra chromosome 21
  2. No 2nd sex chromosome
  3. Phenotypic effect only
  4. Extra y chromosome
  5. Oligo-spermia
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waelhammad
2022-12-03
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A. An extra chromosome 21

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