Which disorder is characterized by an abnormal number of autosomes?
A) Turner syndrome
B) Klinefelter syndrome
C) Trisomy X
D) XYY syndrome
E) Down syndrome

Name: Which disorder is characterized by an abnormal number of autosomes? A) Turner syndrome B) Klinefelter syndrome C) Trisomy X D) XYY syndrome E) Down syndrome
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Question

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Down syndrome is characterized by an extra copy of chromosome 21, making it an autosomal disorder. The other options involve sex chromosomes, not autosomes.

Which Disorder Is Characterized by an Abnormal Number of Autosomes