Posted by 2q 4 brainy from IP 188.8.131.52 on November 04, 2016 at 22:51:48:
2norm Parents have kid hav sensori neural deafness
Many forms of genetics defects exist including Autosomal dom,Recessive,,X linked forms
Match the following assumptions for the 2nd child
Q- Autosomal Dom inheritance with incomplete penetrance
2-50% or virtually 0
Ans = b ????
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