What are the biophysical principles of dental caries?

lack of brushing teeth, plaque not being removed on the teeth, acid on the enamel surface of the tooth, bacteria presenting in the mouth, carbohydrates(sugar, and starches) remaining on the surface...

the mutants bacteria are very busy they produce adhesin glucossyltransferases ,and glucans can you explain how each of these contributes to the creation of dental caries?

There is research on whether or not xylitol can prevent dental caries. From everything that I have read it can help prevent dental caries especially if you chew gum that contains xylitol. Check out...

Cavities are genetic and a combination of dietery imbalances over a long period of time.

No, because teeth are a vital part of eating and speaking, both of which are necessary in life.