In humans the secondary sex ratio is commonly assumed to be 105 boys to 100 girls (which sometimes is shortened to "a ratio of 105").
The value for the entire world population is 101 males to 100 females.
In humans the secondary sex ratio is commonly assumed to be 105 boys to 100 girls (which sometimes is shortened to "a ratio of 105").
The value for the entire world population is 101 males to 100 females.
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