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Tay–Sachs disease

Chapter 11- Complex Inheritance and Human Heredity

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Biology
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Genetics
Biology
Philosophy of biology
Classical genetics
Dominance
Recessive
Sex linkage
genotype
Genetic disorder
Sickle-cell disease
Tay–Sachs disease
heredity
health

Chapter 11: Complex Inheritance and Human Heredity RECESSIVE GENETIC DISORDERS -A recessive trait that is expressed when the individual is homozygous recessive for the trait CYSTIC FIBROSIS -Affects the mucus-producing glands, digestive enzymes, and sweat glands ALBINISM -Caused by altered genes, resulting in the absence of melanin in hair and eyes TAY-SACHS DISEASE -Gangliosides (fatty acids) accumulate in the brain, inflating brain nerve cells and causing mental deterioration GALACTOSEMIA -Recssive genetic disorder characterized by the inability of the body to digest galactose DOMINANT GENETIC DISORDERS -Huntington's Disease affects the nervous system -Achondroplasia is a genetic condition that causes small body size and limbs that are comparatively short
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