state two difference between milk teeth and permanent teeth
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Milk Teeth
1.They are 20 in number.
2.They are first set of teeth.
Permanent Teeth
1.They are 32 in number.
2.They come out after breaking of milk teeth
1.They are 20 in number.
2.They are first set of teeth.
Permanent Teeth
1.They are 32 in number.
2.They come out after breaking of milk teeth
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