Sodium fluoride is a chemical that is added in many municipal water supplies to prevent tooth decay. You can even find it in your toothpaste if you look at the ingredients. Sodium fluoride is a very safe and effective chemical used in lots of oral products because of its benefits against tooth decay. Hope this helps!
Explanation:
A point mutation or substitution is a genetic mutation where a single nucleotide base is changed, inserted or deleted from a DNA or RNA sequence of an organism's genome.
