The graph below shows the relationship between maternal age and the incidence of children born with Down Syndrome (a condition t
hat results in an individual having an extra chromosome 21). What conclusion is best supported by the data?
1 Point
A.
There is no risk of Down Syndrome in children born to mothers under age 34.
B.
The risk of Down Syndrome increases dramatically in children born to mothers after age 34.
C.
The risk of Down Syndrome doubles in children born to mothers for each year over the age of 34.
D.
There is no correlation between the number of Down Syndrome births and age.
1 Point
A.
There is no risk of Down Syndrome in children born to mothers under age 34.
B.
The risk of Down Syndrome increases dramatically in children born to mothers after age 34.
C.
The risk of Down Syndrome doubles in children born to mothers for each year over the age of 34.
D.
There is no correlation between the number of Down Syndrome births and age.
2 answers:
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