The XY sex-determination system is the sex-determination system found in humans , most other mammals , some insects Drosophila , some snakes, and some plants Ginkgo. In this system, the sex of an individual is determined by a pair of sex chromosomes. Females typically have two of the same kind of sex chromosome XX , and are called the homogametic sex. Males typically have two different kinds of sex chromosomes XY , and are called the heterogametic sex.
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Updated Tue PM. Earlier today police told reporters that search and rescue teams found the body around 2km from the Dusun resort where the year-old had been staying with her family. He declined to reveal if there were any obvious injuries and said the case is still being treated as a missing person case. More than people were deployed over the past 10 days to hunt through dense jungle, backed by helicopters, drones, sniffer dogs and divers, in a bid to locate her. While officially treating it as a missing person case, police have not ruled out other possibilities.