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Why are protein macromolecules important?
Proteins are one of the most abundant organic molecules in living systems and have the most diverse range of functions of all macromolecules. Proteins may be structural, regulatory, contractile, or protective; they may serve in transport, storage, or membranes; or they may be toxins or enzymes.
What is the function of protein macromolecules apex?
A function of a protein macromolecule is to make up the connective tissue in tendons.
Which macromolecule is most important?
nucleic acids
Proteins. After nucleic acids, proteins are the most important macromolecules. Structurally, proteins are the most complex macromolecules.
What are functions of macromolecules?
Gigantic molecules, called macromolecules, populate a cell and provide it with important functions for life. For example, macromolecules provide structural support, a source of stored fuel, the ability to store and retrieve genetic information, and the ability to speed biochemical reactions.
What are the four functions of protein?
Proteins have numerous functions including structural support, storage of molecules, chemical reaction facilitators, chemical messengers, transport of molecules, and muscle contraction. Amino acids are linked by peptide bonds to form a polypeptide chain.
What is one function of a protein macro-molecule?
Of the four types of macromolecules to be discussed, proteinsare the most abundant and diverse. Proteins participate in almost all cellular functions. Proteins facilitate practically every chemical reaction that occurs in a cell, as well as facilitate the transport of many small molecules in and out of the cell.
What is the structure and function of protein?
Proteins also have structural or mechanical functions, such as actin and myosin in muscle and the proteins in the cytoskeleton, which form a system of scaffolding that maintains cell shape. Other proteins are important in cell signaling, immune responses, cell adhesion, and the cell cycle.
What is the function of protein within a cell?
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, and regulation of the body’s tissues and organs.