If Both Parents Contribute Dysfunctional HexA Genes (Chromosome 15) to a Child

Multiple Choice

If both parents contribute dysfunctional HexA genes (chromosome 15) to a child, the child is likely to exhibit _____; if only one parent contributes this allele, the child is _____ to exhibit this disorder.

A) Huntington's disease; still going
B) Tay-Sachs disease; unlikely
C) Huntington's disease; unlikely
D) Tay-Sachs disease; still going