Multiple choice

The main chemical substance present in the bones and teeth of animals is

  1. Sodium Chloride

  2. Sugar

  3. Calcium Sulphate

  4. Calcium Phosphate
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Bones and teeth are primarily composed of hydroxyapatite, which is a form of calcium phosphate. This mineral provides the necessary hardness and structural integrity.

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