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Temperature dependent sex determinationSunderland MA: Sinauer Associates ; Search term Environmental Sex Determination Temperature-dependent sex determination in reptiles While the sex of most snakes and most lizards is determined by sex chromosomes at the time of fertilization, the sex of most turtles and all species of crocodilians is determined by the environment after fertilization. In these reptiles, the temperature of the eggs during a certain period of development is the deciding factor in determining sex, and small changes in temperature can cause dramatic changes in the sex ratio Bull There is only a small range of temperatures that permits both males and females to hatch from the same brood of eggs.In these reptiles, the temperature of the eggs Temperature-dependent sex. Temperature-dependent sex determination (TSD), where the temperature of the embryo's environment influences its sex development, is a. Understanding the mechanisms that determine an individual's sex remains a primary challenge for evolutionary biology. Chromosome-based...the end of the story look at the video above ↑ ↑ ↑

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