Hard projections in the mouths of vertebrates used mainly to mechanically digest food. Teeth can also be used for the purposes of defense or obtaining meals, especially in the case of hunting.

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What is the biochemical pathway of fluoride?

Fluoride is a common active ingredient in tooth paste to prevent dental caries. It is also added or removed from the water supply in some communities for the same reason, but in children only. My ...
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Why we have just 2 teeth cycles, primary and secondary not more?

After baby teeth go, secondary teeth grow, is there a scientific reason why they are just 2 sets not more?