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Unformatted text preview: G. Inheritance of Genetic Disorders • Dominant – not common – ex. Huntington’s disease • Recessive – ex. Tay Sachs, and sickle cell anemia • Chromosomal • Sex Linked – Color blindness • Genetic Counseling More Examples of Diseases • Down Syndrome – Trisomy 21 o Baby inherits 3 of the 21 st chromosomes instead of 2 • Cystic Fibrosis – Recessive – o lungs get filled – makes it hard to breathe • Polydactyly/ Among the Old Order Amish o Extra finger • Hemophilia – Sex-Linked o Blood disorder where the blood does not clot H. Genetic Counseling • Tests may determine If a parent is a carrier If a parent has a predisposition The statistical possibility of inheritance • Test is given before pregnancy...
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This note was uploaded on 03/30/2008 for the course HD FS 129 taught by Professor Mcaninch,susan during the Spring '08 term at Pennsylvania State University, University Park.
- Spring '08