Answer:
C685H1068N196O211S 5
Explanation:
Proteins are one of the most important biomolecule that acts as a building block of an organism's body. Proteins contain an amino group, a carboxylic group, a single hydrogen and R- group. R is the chain of hydrocarbon molecule.
Proteins are macromolecules that contains large number of molecules. The molecule C685H1068N196O211S5 acts as a protein because it contains large number of molecules and has an amino, carboxylic group and hydrocarbon chain.
Thus, the correct answer is option (3).
