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.
The skeletal system consists of bones, cartilage, and the membranes that line the bones. Each bone is an organ that includes nervous tissue, epithelial tissue (within the blood vessels), and connective tissue (blood, bone, cartilage, adipose, and fibrous connective tissue). Bones have many functions, including the following: Support: Bones provide a framework for the attachment of muscles and other tissues.