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Facts about teeth

Teeth help digestion grinding the food by during chewing. An adult has thirty permanent two teeth. There are four types of permanent teeth. Edited by Ashraf

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Channels: Medical

Tags: Facts about teeth

Uploaded by: ( Send Message ) on 23-11-2010. Dnatube suggest users to have interest in drug testing, mesothelioma, insurance, medical lawyers.

Duration: 1m 52s

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