sex ratio


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sex ratio

[′seks ‚rā·shō]
(biology)
The relative proportion of males and females in a population.
References in periodicals archive ?
Amritsar (Punjab) [India], Mar 15 ( ANI ): In an endeavour to improve sex ratio in the state of Punjab, the District Administration of Amritsar organised "Beti bachao, Beti padhao" rally.
The latest reports as per HMIS data of MoHFW for 161 BBBP districts indicate that for the time period between April-March, 2015-16 & 2016- 17, an improving trend in Sex Ratio at Birth (SRB) is visible in 104 districts, 119 districts have reported progress in first trimester registration against the reported Anti Natal Care registrations and 146 districts have reported improvement in institutional deliveries.
In fact, the sex ratio for the world sans these three countries stands good at 101.
Echinometra mathaei, Operational Sex Ratio, Sea Urchin, Sex Ratio.
After tillage was reduced by converting some land to soil bank, and population density increased, we suspected the sex ratio would become more even.
The earliest ontogenetic difference between sexes is an environmental one, because the ambient temperature during sensitive periods of early development permanently and irreversibly determines phenotypic sex and the sex ratio (Valenzuela et al.
The literature I've contributed to shows a pattern: the higher the sex ratio, the higher the crime rate and crimes against women," she tells me.
Christians are credited to have the best population sex ratio with 1,023 females for every 1,000 males, way ahead of all other communities and the national average of 943 (TOI, January 1, 2016).
Just as pickup artists use weird clothes or wacky conversation starters to stand out from the crowd, your best bet in the sex ratio game is not to conform.
The recent study focuses on mortality, dispersal and biased sex ratio in the offspring of the edible dormouse (Glis glis) and their influence on next year's subadult population.
One of the most important phenomenons pertaining to human creation is the fact that regardless of race or ethnicity, the sex ratio at birth data shows more males born than females.