Answer:
The answer is Proteins are molecules formed by amino acids and fulfill an essential function for life since they are highly necessary for the growth of the organism.
Step-by-step explanation:
Proteins are molecules formed by amino acids that are linked by a type of bonds known as peptide bonds. All proteins are composed of Carbon, Hydrogen, Oxygen, Nitrogen and most of them also contain Sulfur and Phosphorus.
Proteins fulfill an essential function for life since they are highly necessary for the growth of the organism, in addition to allowing cells to maintain their integrity, defend against external agents, repair damage, control and regulate functions, among others.