Concept of Product Life Cycle. First referenced in the 1920s, the product life cycle applies biological knowledge to products. In nature, a seed is planted, begins to sprout, becomes an adult then eventually withers away and dies. The product life cycle focuses on introduction (seed), growth (sprout), maturity (tree) and decline (death) phases. Each phase has its own marketing mix strategy and implications regarding product, price, distribution and promotion.
The skeletal system is comprised of bones and joints and provides the basic supporting structure of the body. It consists of the joined framework of bones called the skeleton. The human skeleton is made up of 206 bones. Click here for a drawing of a the major bone structures of the body.
Ends: A typical skeletal muscle consists of two ends. These are; 1  Origin is one end of the muscle which remains fixed during its contraction. 2  Insertion is the other end which moves during its contraction. 3  In the limb muscles, the origin is usually proximal to insertion.arts: A typical skeletal muscle consists of two parts. These are; 1  Fleshy part is contractile, and is called the âbellyâ. 2  Fibrous part is non-contractile and inelastic. 3  When cord-like or rope-like, it is called tendon; when flattened, it is called aponeurosis.