binary means yes and no
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送交者: wasguru 于 2007-05-01, 10:06:24:
回答: What do you mean by "binary"? Aren't the degree of myopia 由 Enlighten 于 2007-05-01, 09:57:42:
When they calculated the heritability of myopia, they classified people into two categories: with and without myopia.
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