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biology disorders
genetic disorders and their characteristics
16
Biology
10th Grade
04/06/2016

Additional Biology Flashcards

 


 

Cards

Term

- X---

- female

- sterile

- shorter, stocky

Definition
Turner Syndrome
Term

- XXX

- females

- usually fertile

- abnormalities vary

Definition
Triple X
Term

- XXY 

- male

- sterile

- may be mentally retarded

- slight breast development

- underdeveloped genetailia

- sparse body hair

Definition
Klinefelter Syndrome
Term

- XYY

- males

- sterile

Definition
Jacob Syndrome
Term

- recessive disorder on chromosome #12

- failure of the brain to develop in infancy

- test for this disorder is given at infancy

- dietary adjustments are given to help 

Definition
Phenylketonuria (PKU)
Term

- dominant disorder 

- breakdown of certain areas of the brain

- uncontrollable movements 

- onset usually occur between 30-50

Definition
Huntingtons Disease
Term

- dominant disorder

- dwarfism 

Definition
Achondroplasia
Term

- recessive disorder

- carried on chromosome #7 

- fairly common in white americans

- a defective protein causes thick mucus to accumulate in the lungs and digestive track

Definition
Cystic Fibrosis
Term

- recessive disorder

- affects central nervous system

- lipids build up in the brain

- death in early childhood

- common in US among jewish

Definition
Tay-Sachs
Term

- co-dominant disorder

- most common in african americans

- causes red blood cells to be sickle shape and reduces the oxygen carrying capacity

Definition
Sickle Cell Anemia
Term

- sex linked recessive

- can't tell the difference between red and green

Definition
Red-Green Color Blindness
Term

- sex linked recessive

- failure of blood to clot

 

Definition
Hemophilia
Term

- sex linked recessive

- wasting away of muscles

Definition
Muscular Dystrophy
Term

- trisomy 21 

- some degree of mental retardation 

- 3 chromosomes on pair # 21 

Definition
Down Syndrome
Term

- trisomy 13

- multiple abnormalities 

- usually fatal by 1 year of age 

Definition
Patau Syndrome
Term

- trisomy 18 

- varying degrees of mental retardation 

- usually fatal by 3 months of age 

Definition
Edwards Syndrome
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