Unfortunately, yes: Sperm and eggs do not have an automatic way of preventing this, so it is up to good human behavior to avoid this possibility. There is a much higher chance of genetic defects happening when two related people create a pregnancy.
Answered 7/8/2013
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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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