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Warm Up Question

Warm Up Question. Which sex chromosome is more “important”—the X or the Y?? Think in terms of evolution…. Chromosomal Mutations Cont’d. Human Disorders. Trisomy 21 (Down Syndrome). Autosome or sex chromosome?. Monosomy X (Turner Syndrome). XO. Trisomy X ( Klinefelter syndrome) .

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Warm Up Question

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  1. Warm Up Question Which sex chromosome is more “important”—the X or the Y?? Think in terms of evolution…

  2. Chromosomal Mutations Cont’d Human Disorders

  3. Trisomy 21 (Down Syndrome) Autosome or sex chromosome?

  4. Monosomy X (Turner Syndrome) XO

  5. Trisomy X (Klinefelter syndrome) XXY Male or female?

  6. X-inactivation! Challenge question: How can it be possible to get a male calico/tortiseshell cat?

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