NOT NECCESSARY BUT: It may or may not not have the same fate, but it depends on what you mean not vocally gifted parents and what else is there problems.If they do have a genetic condition or a chromosome disorder than it is a possibility.
Answered 10/4/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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