milk teeth replaces with permanent teeth why.
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this because humans are diphydont which means they have 2 sets of teeth during their lifetime 20 primary teeth are replaced by 32 permanent teeth.
as soon as the jaw bone enlarges space is made for parmanent molars that is why our milk teeth fall out. by the way this is in 11th ncert pg no - 258.
as soon as the jaw bone enlarges space is made for parmanent molars that is why our milk teeth fall out. by the way this is in 11th ncert pg no - 258.
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