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Q:
A) Tooth Enamel | B) Femur |
C) Temporal bone of skull | D) Knee bone |
Answer: A) Tooth Enamel
Explanation:
Explanation:
Tooth Enamel is the hardest and most highly mineralized substance in the human body. It is a tissue and not a bone. This tissue has high mineral content which makes it hardest substance.
Femur and Temporal bone of the skull are the hardest bones of the human body.