About 46% of women have a version of the gene that contributes to high enzyme activity.

约莫46%的妇女携带该基因的一种变异体，这种变异使该酶的活性年夜年夜增强。

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About 46% of women have a version of the gene that contributes to high enzyme activity.

约莫46%的妇女携带该基因的一种变异体，这种变异使该酶的活性年夜年夜增强。

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