Examples: The gene for seed shape in pea plants exists in two forms, one form or allele for round seed shape (R) and the other for wrinkled seed shape (r). A true-breeding round seed plant would be (RR) for that trait and a true-breeding wrinkled seed plant would be (rr).
Apart from that, the regulation of body temperature, preventing pathogens from entering the body, perspiration, generation of vitamin D, and protection from UV rays are some of the other functions of the integumentary system. Protection of the body from dehydration is also one of the important functions.
This article looks at the human integumentary system and gives a brief overview of the integumentary system functions. The integumentary system is a fancy word that encompasses the skin and all of the tissues that form out of the skin, such as nails, hair, and some glands. The skin is the largest organ in humans. Herbalists rely on the physiology of the skin to better understand an individual.