Karyotype Aberrations

Name of Disorder

Error

Number of Chromosomes

Cri-du-Chat

missing part of #5

46

Klinefelter Double Y Male

XXyy

48

Trisomy 18 (Edward Syndrome)

three copies of #18

47

Super or Meta Female

XXX

47

Philadelphia Chromosome

missing part of #22

46

Turner Syndrome

XO

45

Trisomy 3 (Patau Syndrome)

three copies of #3

47

Trisomy 21 (Down Syndrome)

three copies of #21

47

Double Y male

Xyy

47

Klinefelter Syndrome

XXy

47

Normal Male

Xy

46

Normal Female

XX

46
  1. Does your karyotype belong to a boy or a girl?
  1. If it is a male, color the sex chromosomes blue,
  2. If it is a female, color the sex chromosomes pink.
  1. Color the autosomes yellow.
  2. Circle and label one chromatid on pair #1.
  3. Label the centromere on pair #2.
  4. Circle in a red a homologous pair of chromosomes.
  5. Is your child normal or abnormal?
  6. If your child is abnormal, what chromosomal aberration caused the problem?
  7. If your child is abnormal, describe the symptoms of the disorder. (1-2 paragraphs)
  8. If your child is normal, choose one of the disorders from the list and write 1-2 paragraphs about the disorder.
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