Which genetic disorder is caused by having three chromosomes 21?
A) Albinism
B) Sickle cell disease
C) Hemophilia
D) Down syndrome
E) Achondroplasia

Name: Which genetic disorder is caused by having three chromosomes 21? A) Albinism B) Sickle cell disease C) Hemophilia D) Down syndrome E) Achondroplasia
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Question

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Down syndrome is caused by having an extra copy of chromosome 21, which means individuals with Down syndrome have three copies of this chromosome instead of the usual two.

Which Genetic Disorder Is Caused by Having Three Chromosomes 21