Two parents with two recessive genes each for six toes have what chance they will have a child with six toes?
A) 25%
B) 50%
C) 75%
D) 100%
Ans: A
Feedback: When two carrier parents have children together, they have a 25% chance of having a child who inherits the gene mutation from each parent and who will have the condition. The other answers are incorrect because these parents chance of having a child with six toes are not 50%, 75%, or 100%.
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