Tay-Sachs

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Issue:

Science

 

Written by:

Nicole B

 

Date added:

February 21, 2014

 

Level:

 

Grade:

A

 

No of pages / words:

2 / 483

 

Was viewed:

1603 times

 

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Essay content:

The enzyme involved in TSD is known as hexosaminidase A. its absence allows a lipid called GM2 ganglioside to build up in the brain, destroying the nerve cells. The location of the gene HEXA that causes the genetic disorder is 15q23-q24. Tay-Sachs is an autosomal recessive disorder. My research indicates that a person must have two carriers as parents for the disease to occur...
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My research indicates that a person must have two carriers as parents for the disease to occur. Carriers, people with only one gene for the disorder are physically unaffected due to it being recessive. When both parents are carriers, each child has a 25% or ? chance of obtaining the disease. If only one parent is a carrier, there is no chance that the child will get the disease, but there is a 50% chance that the child will be a carrier...
displayed 300 characters

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