The frequency of Down syndrome in the human population is most closely correlate

Question

The frequency of Down syndrome in the human population is most closely correlated with which of the following? Frequency of new meiosis. Average of the ages of mother and father. Age of the mother. Age of the father. Exposure of pregnant women to environmental pollutants. Which statement about variation is true? All phenotypic variation is the result of genotypic variation. All genetic variation produces phenotypic variation. All nucleotide variability results in neutral variation. All new alleles are the result of nucleotide variability. All geographic variation results from the existence of clines. Over time, the movement of people on Earth has steadily increased. This has altered the course of human evolution by increasing: non-random mating geographic isolation genetic drift. mutations. gene flow.

Explanation / Answer

6. C) Age of mother. Complicated explanation and it would require ajournal type of answer to fully explain the causes. But studieshave shown that the frequency of down syndrome is proportional tothat of the mother's age. 7. lol...stupid question considering all is possible to be honestin biology. Almost anything is possible. We have yet to be able todiscover EVERYTHING and don't have a full understanding. OnlyChemistry and Physics have fixed fundamental theories unlikeBiology. But, the answer will be A). 8. E).

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