The human sex ratio is the ratio of males to females in a population in the context of anthropology and demography. In humans, the natural sex ratio at ...
A sex ratio is the ratio of males to females in a population. As explained by Fisher's principle, for evolutionary reasons this is typically about 1:1 in ...
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The human sex ratio is the comparative number of males with respect to each female in a population. This is a list of sex ratios by country or region.
Articles relating to the human sex ratio, the ratio of males to females in a population. Subcategories. This category has only the following subcategory.
Sex ratio is used to describe the ratio of females to males in a population. In India, the sex ratio has been estimated via a number of methods and data ...
Sex differences generally refer to traits that are sexually dimorphic. A subset of such differences is hypothesized to be the product of the evolutionary ...
In the evolutionary biology of sexual reproduction, operational sex ratio (OSR) is the ratio of sexually competing males that are ready to mate to sexually ...
Mar 30, 2015 · A ratio above 1, e.g. 1.1, means there are 1.1 males for every 1 female (more males than females). A ratio below 1, e.g. 0.8, means there are ...
Aug 28, 2006 · In the absence of manipulation, the sex ratio at birth is remarkably consistent across human populations, with 105–107 male births for every 100 ...
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Maternal Diet and Other Factors Affecting Offspring Sex Ratio
academic.oup.com › biolreprod › article
In humans, males appear to have higher in utero caloric demands than females [54]. Vulnerability of male offspring to in utero malnutrition and other ...