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Why does DMD affect mostly boys? Use CER.Group of answer choicesA. DMD must be a sex-linked disorder. For example hemophilia is a sex-linked disorder that affected mostly males due to being located on the X chromosome. For females to be affected, they would have to have both X-chromosomes affected, since they have 2.B. DMD does not affect mostly boys. There is not way to determine is males are affected more the females.C. DMD must be a autosomal-linked disorder. For example Huntington's is a autosomal-linked disorder that affected mostly males. For females to be affected, they would have to have both X-chromosomes affected, since they have 2.

Sagot :

Duchenne MD is caused by a dystrophin gene in the X chromosome. Boys only have one X chromosome making the DMD more present in the boys, as the girls can almost always balance the chromosomic anomaly with the second X chromosome. That's the case with hemophilia that is also a sex-linked disorder. Being the answer to the question the letter A.