Thermosensitive period (TSP) The thermosensitive, or temperature-sensitive, period (TSP) is the period during development when sex is irreversibly determined.

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Which statement comes closer to your views, even if neither is exactly right? Whether someone is a man or a woman is determined by the sex they were assigned at birth

Females have an XX pair of sex chromosomes, and males, an XY pair. A baby’s gender is determined by the sperm cell that fertilizes a woman’s egg. Read more

What is the relationship between chromosomes and sex? Sex is determined by the presence or absence of certain chromosomes.

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Alex Quinn, a Ph.D. candidate at the Institute for Applied Ecology at the University of Canberra in Australia, sorts this quandary out for us. Sex-determining mechanisms in reptiles are broadly divided into two main categories: genotypic sex determination (GSD) and temperature-dependent sex

The XY sex-determination system is the sex-determination system found in humans, most other mammals, some insects (), some snakes, and some plants ().In this system, the sex of an individual is determined by a pair of sex chromosomes.

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