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Characterized Reptiles according basic morphology

Characterized Reptiles according to the basic morphology, examples of representing beings, circulation, skin, respiration, nitrogen waste, thermal control and types of reproduction?

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a) Examples of representing beings: snakes, lizards, turtles, crocodiles, dinosaurs (extinct).

b) Basic morphology: tetrapods, some with carapaces (like turtles).

c) Skin: corneous plates (known as scales), impermeable keratinized.

d) Respiration: pulmonary.

e) Circulation: closed, heart with three chambers and partial interventricular septation, incomplete.

f) Nitrogen waste: uric acid.

g) Thermal control: heterothermic.

h) Types of reproduction: sexual, internal fecundation, shelled eggs with extraembryonic membranes.

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