Protein

PROTEINS

any of a class of nitrogenous organic compounds which have large molecules composed of one or more long chains of amino acids and are an essential part of all living organisms, especially as structural components of body tissues such as muscle, hair, etc., and as enzymes and antibodie


FUNCTIONS

• Proteins are large
•  complex molecules that play many critical roles in the body
•  They do most of the work in cells and are required for the structure, function 
• regulation of the body's tissues and organs.
•  Enzymes carry out almost all of the thousands of chemical reactions that take place in cells.

EXAMPLE OF PROTEINS

• Fibrous protein
• Globular protein
• Membrane protein