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Modern Biology
Chapter 12
10
Biology
9th Grade
01/17/2007

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Term
huntingtons disease
Definition
production of inhiboitor of brain cell metabolism (autosomal-dominant)
Term
Cystic fibrosis
Definition
failure of chloride ion transport mechanism (autosomal recessive)
Term
sickle cell anemia
Definition
abnormal hemoglobin molecules, impaired blood circulation, organ damage (autosomal recessive)
Term
tay-sachs disease
Definition
defective form of enzyme hexosainidase A (autosomal recessive)
Term
phenylketonuria
Definition
defective form of enzyme phenylalanine hydroxlase (autosomal recessive)
Term
hemophilia
Definition
failure of blood to clot,(xlinked recessive)
Term
muscular dystrophy
Definition
wasting away of muscles, muscle fibers degenerate (xlinked recessive)
Term
down syndrome
Definition
trisomy-21, mental retardation, characteristic facial features, muscle weakness, heart defects, short stature, result of nondisjuntion
Term
turners syndrome
Definition
only monosomy in humanes, in sex chromosomes, only X, infertile, female appearance
Term
amniocentesis/ chorionic villi sampling
Definition
take sample of amniotic fluid/chorionic villi and make a karyotype to find genetic defect possibilities
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