Answer: 75% probability that the child will not be a carrier.
Explanation: The Tay-Sachs disease is caused by mutation of the HEXA gene.
Tay–Sachs disease is an autosomal recessive genetic disorder, meaning that when both parents are carriers, there is a 25% risk of giving birth to an affected child with each pregnancy. A mutated copy of the gene is passed from each parent to the affected child. The causes are Genetic.
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Answer:
C
Explanation:
Thats when you have to be most cautious
