1. Which is the hardest substance in the body?
Answers
Answered by
1
Answer:
Bone is the hardest substantcs
Answered by
0
Answer:
Tooth enamel
Explanation:
Tooth enamel (the surface of your teeth that you can see) is the hardest substance in the human body - even harder than bone! Tooth enamel isn't living and is mostly made of apatite crystals which contain calcium and phosphate.
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