Regarding Down Syndrome, Which of the Following Statements Is FALSE

question 599

Multiple Choice

Regarding Down syndrome, which of the following statements is FALSE?

• A) ​The older a women is when she become pregnant, the greater her risk of giving birth to a child with Down syndrome.
• B) ​In a small percentage of cases, an older father is the source of the extra chromosome.
• C) ​Down syndrome is a hereditary condition, that is, it tends to run in families.
• D) ​Down syndrome children have an extra 21st chromosome with the condition being known as trisomy-21.

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