Biochemically, nutrition can broadly classified into nutrients rich in carbohydrates, fats, proteins, vitamins, minerals and water.
Explanation:
The Biochemistry of nutrition mainly emphasizes on carbohydrates, which forms the main source of energy to the body. Example: Glucose, Starch. Then comes the fats which act as concentrations of energy and often serves to protect or cushion the beneath organs. Thirdly proteins that are formed of amino acids that forms the building blocks of life. Next comes vitamin which is further subdivided into water soluble Vitamin B and C and fat soluble vitamin A, D, E and K. It facilitates the uptake of carbohydrates, proteins and fats by the body. Then comes what is commonly called minerals, which helps in formation and regulation of cell structures. Finally, there is water which is required in almost every vital functions of the body.
Demand is the amount of a product customers are prepared to buy at different prices. Supply is the amount of a product businesses are prepared to sell at different prices. There are many different types of market. The goods market is where everyday products such as DVDs are traded.