Regarding Down Syndrome, Which of the Following Statements Is FALSE

Multiple Choice

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

A) The older a women is when she becomes 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.