| 21. | Therefore, it is not a problem related to sexual development, nor with the sex chromosomes.
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| 22. | The evolution of the sex chromosomes has thus occurred independently in birds and in mammals.
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| 23. | The males are genetically identical to their mothers except they have one fewer sex chromosome.
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| 24. | "C . elegans " has five pairs of autosomes and one pair of sex chromosomes.
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| 25. | The X and Y chromosomes are the sex chromosomes.
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| 26. | Masculinizing surgery for completely virilized individuals with XX sex chromosomes and CAH is even rarer.
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| 27. | But even if they are, they are insinuating that reptiles don't have those sex chromosomes.
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| 28. | It is an autosomal disease, not associated with the sex chromosomes and can affect both sexes.
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| 29. | Like all mammals, humans are a sex chromosomes.
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| 30. | Other numerical abnormalities discovered include sex chromosome abnormalities.
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