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A tooth (plural teeth) is a mignonne, calcified, whitish form found in the jaws (or mouths) of multitudinous vertebrates and used to break down food. Some animals, particularly carnivores, also exercise teeth in behalf of hunting or in place of defensive purposes. The roots of teeth are covered by gums. Teeth are not made of bone, but to a certain extent of multiple tissues of varying density and hardness.
The unrestricted make-up of teeth is similar across the vertebrates, although there is of distinction modulation in their shape and position. The teeth of mammals drink profound roots, and this design is also create in some fish, and in crocodilians. In most teleost fish, regardless how, the teeth are fastened to the outer rise of the bone, while in lizards they are fond of to the inner come up of the jaw alongside harmonious side. In cartilaginous fish, such as sharks, the teeth are attached by means of cold ligaments to the hoops of cartilage that accumulate the jaw.
4 weeks ago.
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3 months ago.