( ( Because ( alkaptonuria ( is ( an ( autosomal ( recessive disorder ) ) ) ) ) ) ( , ( ( an individual ) ( ( must ( ( inherit ( two ( mutated alleles ) ) ) ( to ( have ( the disease ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN Because) (S (NP (NN alkaptonuria)) (VP (VBZ is) (NP (DT an) (JJ autosomal) (NN recessive) (NN disorder))))) (, ,) (NP (DT an) (NN individual)) (VP (MD must) (VP (VB inherit) (NP (CD two) (JJ mutated) (NNS alleles)) (S (VP (TO to) (VP (VB have) (NP (DT the) (NN disease))))))) (. .)))
Because alkaptonuria is an autosomal recessive disorder, an individual must inherit two mutated alleles to have the disease.
(ROOT (S (NP (NP (DT A) (NN person)) (VP (VBN affected) (PP (IN by) (NP (DT an) (JJ autosomal) (JJ dominant) (NN disorder))))) (VP (VBZ has) (NP (NP (CD one)) (VP (VBN mutated) (S (ADJP (JJ allele)))))) (. .)))
A person affected by an autosomal dominant disorder has one mutated allele.