Men Over 40 Have a Higher Risk of Fathering a Child

question 280

Multiple Choice

Men over 40 have a higher risk of fathering a child with autism spectrum disorder than do men under 30 because they have a higher frequency of ________ in their sperm-producing cells.

• A) adrenal hormones
• B) association areas
• C) random genetic mutations
• D) MMR vaccine

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