13. Explain the term thecodont and diphyodont.
Thecodont: It refers to a type of dentition in which the teeth are embedded in the deep sockets of the jaw bone. This type of dentition is common in mammals.
Diphyodont: It refers to a specialised kind of dentition in which two successive sets of teeth are developed during the lifetime of the organism. The first set of teeth is deciduous and the other set is permanent. The deciduous set of teeth is replaced by permanent adult teeth. This type of dentition can be seen in humans.
It is type of dentition which embedded in depth of socket (jaw bones) _thecodont.adultthese are found in all mammals (I.e common)
It is a type of teeth where we can see in humans which has 2 sets of teeth , 1.Decidious teeth 2.Permanent teeth *where decidious teeth can replaced by permanent in adult