When u Have a toothache,you fell pain because :
a) There is a cavity in your teeth
b) tiny bits of food are left between your teeth
c) bacteria digest the food left between your teeth produce an acid
d) The part of the body which filtrates nitrogenous wastes form blood
Which is Correct Please give me a Correct Answer
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Answer is option C ............
ploughcity49:
All things contain bacteria
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