Q:

Which of the following statements is correct?

waelhammad
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2022-10-20
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Which of the following statements is correct? 

  1. ova all contain a Y chromosome
  2. half of the ova carry an X chromosome and half carry a Y chromosome
  3. half of the sperm cells carry an X chromosome and half carry a Y chromosome
  4. sperm all carry an X chromosome
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waelhammad
2022-10-20
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C: The somatic cells of the male each carry an X and a Y chromosome. When sperm are produced, they have 23 chromosomes (rather than 46), thus they have equal chance of having an X or a Y chromosome. All ova have an X chromosome. 

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