Niemann-pick disease is a fatal lysosomal storage metabolic, Ask an Expert

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Niemann-Pick disease is a fatal lysosomal storage metabolic disorder casued by an autosomal recessive allele. A couple, both of whom are heterozygous for the allele, are wanting to start a family. They are hoping to have three children. What is the probability that if they have three children, none of them will have Neimann-Pick disease?

A. 27/64
B. 9/64
C. 2/3
D. 1/3
E. 1/4

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Category:- Biology
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