Choose the correct statement:

Question:Choose the correct statement:

1.Tooth enamel is made up of calcium phosphate

2.Tooth decay starts when the pH of the mouth is lower than 5.5

3. Both a and b

4.None


Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!