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Autosomal Recessive Traits and Disorders

Autosomal Recessive Traits and Disorders

Author: Aaron Mullally

This lesson will identify how inherited recessive alleles on autosomes can cause various genetic disorders.

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Terms to Know
Autosomal Recessive

A trait or disorder caused by the inheritance of two recessive alleles on an autosome.

Cystic Fibrosis

An autosomal recessive disorder that results in build-up of mucus in the lungs.

Phenylketonuria (PKU)

An autosomal recessive disorder that results in the build-up of phenylalanine (an amino acid) in the body that can lead to mental retardation if levels exceed a certain point.