To understand the male reproductive system, one must know the external and internal structures, and the process of spermatogenesis (sperm production) including the physiologic pathway of the sperm cell.tructures. The male external structures are the penis and the scrotum (a pouch which protects the testes). The penis consists of the glans (the head), and the shaft (the body). The glans is covered by a fold of skin called the foreskin (circumcision removes the foreskin).
Cold Stratification - How to Stratify Seeds Stratification Method. Custom Search. The Cold Moist stratification is the process by which we imitate the period of cold and moisture in nature required for perennials seeds germination (break dormancy). These perennials or native perennials seeds are much more difficult to germinate.
Stratification is the building up of layers, and can have several meanings Social stratification, is the dividing of a society into levels based on wealth or power.Stratification in archaeology is the formation of layers (strata) in which objects are found.Stratification of rock layers (strata) is part of the geologic field of Stratigraphy. Stratification (botany), where seeds are pretreated to simulate winter conditions so that germination may occur.tratification in archaeology is the formation of layers (strata) in which objects are found. Stratification of rock layers (strata) is part of the geologic field of Stratigraphy.