1.   The embryos were tested to determine their sex prior to implantation.

2.   And location can determine the sex of the hatchlings.

3.   -- that signal that their principal business is determining the sex of a fetus.

4.   But when the Y acquired the gene that determines male sex, the X and the Y started to follow different evolutionary paths.

5.   During an ultrasound, a doctor can confirm the gestational age of the baby, and often determine its sex.

6.   In Daffapur and elsewhere in India, ultrasound tests are used to determine the sex of a fetus.

7.   In the cases where only skeletons remain, anthropologists can determine the sex, race, height, approximate age and other characteristics of the deceased.

8.   Inside it were the results of the ultrasound test performed to determine the sex of their twins.

9.   Medical experts say such a pathology report would only have been able to determine the sex of the fetus, not whether there was the presence of Edwards syndrome.

10.   Suddenly, determining the sex of a newly hatched turkey became a job for experts.