Answer :
Proteins are essential to the body as they are essential for growth and repair of body tissues; option B
What are proteins?
Proteins are the large macromolecules which are used in building up of the body.
Proteins are composed of amino acid monomers which are linked together by peptide bonds.
Proteins perform structural function in the body as in tissues and organs of the body, as well the membrane of cells.
Proteins also serve as messengers and as biological catalysts in the body.
In conclusion, proteins perform structural and catalytic functions in the body.
Learn more about protein function at: https://brainly.com/question/13448796
#SPJ1