Define / Explain the following terms:
$(1)$ Diphyodont
$(2)$ Thecodont
$(1)$ Diphyodont
$(2)$ Thecodont
(N/A) $(1)$ Diphyodont: Human beings and the majority of mammals form 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.
$(2)$ Thecodont: In mammals,each tooth is embedded in a socket of the jaw bone. This type of attachment is called thecodont.
$(2)$ Thecodont: In mammals,each tooth is embedded in a socket of the jaw bone. This type of attachment is called thecodont.
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