Land plants solved this problem by developing roots as well as stems and leaves, and a system of vessels (xylem and phloem) to connect them. All four of the land plant groups have these features (except mosses do not have vessels).e will not go into the details of this, other than to state the two generations are called the gametophyte (produces gametes) and the sporophyte (produces spores) generations. We need to mention these because the four plant groups each have unique alternation of generations.
Summary: 1.When family medical practitioners deal with the comprehensive health of all individuals, internal medicine practitioners specialize in some category. 2.Internal medicine involves specialty treatment. It involves the diagnosis and treatment of serious diseases of a particular organ. 3.Family medicine is a division of the primary care that deals with the overall health of a family or individuals of all ages and sexes.
A family practitioner is a doctor who specializes in caring for people of all ages, at all stages of life. Rather than focusing on the treatment of one disease or patient population, family practitioners are often the doctors that people see for their everyday ailments, like cold and flu or respiratory infections, and health screenings.