Epigenetic factors controlling the growth of skeleton are:

 # Epigenetic factors controlling the growth of skeleton are:

A. Genetic factors present within skeleton

B. Genetic factors present outside skeleton

C. Local genetic factors

D. General non-genetic factors

The correct answer is B. Genetic factors present outside the skeleton.

According to "Van Limborgh's" multifactorial theory, growth is under control of genetic and environmental factors. Intrinsic genetic factors are the factors present within the skeleton. Epigenetic factors present outside the skull and manifests their influence in indirect way by intermediary action on associated structures Eg:- Eyes, brain etc.