Warm up! http://nobelprize.or

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Human Genetics

Human Chromosomes

Karyotype

Organization of chromosomes in size order.

Diagnostic tool Banding:

Giemsa dye, A-T rich

Normal Karyotype

Abnormal

Karyotypes can give information about chromosomal abnormalities.

Known diseases are caused by chromosome abnormalities

Trisomy

Down Syndrome Why and when

would the defect causing trisomy occur?

Other trisomy conditions

Sex Chromsome Abnormalities

Extra or missing sex chromosomes

Turner’s Syndrom

e

Kleinfelter’s Syndrome

Interpreting a Karyotype

http://www.biology.arizona.edu/human_bio/activities/karyotyping/karyotyping2.html