Cementum is the hardest substance in the human body, harder than cortical bone. Enamel is composed of fluorapatite
A) First statement is true, second statement is false.
B) First statement is false, second statement is true.
C) Both statements are true.
D) Both statements are false.
B
Explanation: B) Enamel is the hardest substance in the human body, composed of fluorapatite.
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