Female embryos less likely to survive to birth
Medical Xpress - Tue 31 Mar 15New research has challenged the prevailing belief that the higher proportion of male babies born in the general population results from a higher proportion of males being conceived.
Female embryos less likely to survive to birth, HealthCanal - Tue 31 Mar 15Study finds equality between sexes at moment of conception
Phys.org - Mon 30 Mar 15Every year, slightly more boy babies than girl babies are born worldwide. But back when sperm meets egg, the two sexes are conceived in equal numbers, a new study suggests.
Study finds equality between sexes at moment of conception, AP - Mon 30 Mar 15Egg-meet-sperm moments are equal opportunities for girls and boys
ScienceNews - Mon 30 Mar 15Despite previous claims, equal numbers of male and female embryos are conceived, new data suggest.
Slightly More Boys Born Than Girls: Study
Discovery News - Tue 31 Mar 15More boys may be born, but boys and girls are equal in number at conception. Continue reading →
Female embryos more likely to die in pregnancy than males, study claims
The Guardian - Mon 30 Mar 15Analysis of 140,000 embryos contradicts belief that males are more vulnerable and suggests mortality rate for females is higher overall Continue reading...
Why More Boys Are Born Than Girls, According to One Study
Health News - Tue 31 Mar 15These results challenge long-held assumptions about human development
Equal Numbers of Males, Females Are Conceived: Study
Health News - Mon 30 Mar 15By Randy DotingaHealthDay Reporter MONDAY, March 30, 2015 (HealthDay News) — Many scientists believe human conception produces more male than female embryos, with male embryos less likely ...