Why can't milk become permanent teeth Why does they need to fall and permanent teeth need to grow - Science - Nutrition in Animals

Question

Why can't milk become permanent teeth? Why does they need to
fall and permanent teeth need to grow????

Jyoti Pant · Accepted Answer

Temporary teeth are not deep rooted as
permanent teeth So they need to fall and permanent teeth need to
grow

Why can't milk become permanent teeth? Why does they need to fall and permanent teeth need to grow????