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16-06-2020
Biology

contestada

the frequency of down syndrom increase with
the age of parents ?

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icccwc19 icccwc19

16-06-2020

Answer:

See below

Explanation:

Researchers found that the rate of Down syndrome among parents over 40 was 60 per 10,000 births, which is six times higher than the rate found among couples under 35 years old.

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