Question

what is the meaning of thecodont, diphyodont and heterodont?

Answer 1

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Answer 2

Answer:

Thecodont, Heterodont and Diphyodont are the 3 types of dentitions (attachments of teeth) in human beings.

Explanation:

• THECODONT:- The oral cavity has a number of teeth and a muscular  tongue. Each tooth is embedded in a socket of jaw bone.  This type of                                                  attachment is called Thecodont.

• HETERODONT:- An adult human has 32 permanent teeth which are of 4 different types (Heterodont Dentition), namely Incisors(I), Canine(C), Molars(M) and Premolars(PM).
• DIPHYODONT:- Majority of mammals  including human being forms two sets of teeth during their life, a set of  temporary milk or deciduous teeth replaced by a set of permanent or  adult teeth. This type of dentition is called Diphyodont.

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