Although possible, it is rare to have keratosis pilaris all over the body. The lesions in keratosis pilaris most characteristically involve the back of the upper arms. Other common locations include the back, thighs, buttocks and occasionally the face. It does not affect the eyes, mouth, palms, or soles. Read Doctor's View.
The Principle of Biological Succession was developed by: Charles Darwin James Hutton Charles Lyell William Strata Smith. The principle of biological succession was developed by: Charles Darwin.
Primary ecological succession is the changing sequence of communities starting with the first biological occupation of a place where there were no living organisms previously. For example, the colonization and the following succession of communities on a bare rock is a case of primary ecological succession. Secondary ecological succession is the changing sequence of communities starting with the substitution of a community by a new one in a given place.