chromosome 15 it causes the build up of a chemical called gangliosides because the defect causes the body to lack production of the protein hexosaminidase which breaks down the chemical.
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Additional chromosome
PKU is a genetic disorder that, when untreated, is characterized by mental ... but, in a person with PKU, this enzyme is defective.
It appears to be caused by a combination of genetic and environmental factors.
how is it possible for a person to have dominant genetic disorder? how is it possible for a person to have dominant genetic disorder?
Progressive Retina Atrophy is a dominant genetic disorder.