A genetic disorder is an illness which is caused by which of the following?


Abnormality in the alleles passed from parents to children


Excessive use of narcotics and alcohol


Uncontrolled growth of abnormal cells in the body


Viruses passed from parents to children

Verified Answer :

abnormality in the alleles passed from parents to children

a Genetic disorder is an illness which is caused by  : 
Abnormality in the alleles passed from parents to children
For example, someone that has one abnormal allele of their hemoglobin beta gene will cause them to got sickle cell trait

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