HUMAN GENETICS
AND GENOMICS

Fourth Edition

Bruce R. Korf and Mira B. Irons

HUMAN GENETICS AND GENOMICS

Multiple Choice Questions

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Chapter 10: Question 1

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  1. A couple seek molecular testing for prenatal diagnosis of an autosomal recessive condition. The haplotype in coupling with the mutation is found in both parents by analysis of the parents and the affected child. Analysis of chorionic villus tissue from the fetus reveals that the fetus inherited only the maternal haplotype in coupling with the mutation. The most likely diagnosis for the fetus regarding the condition is:

A Heterozygous carrier
B Homozygous affected
C Homozygous unaffected
D Indeterminate