What biological macromolecule is made up of monomers like the one shown below?

http://prntscr.com/7fx1jt

A. Carbohydrate (eliminated)
B. Nucleic Acid (Perhaps)
C. Fat (eliminated)
D. Protein (My answer)

Question

What biological macromolecule is made up of monomers like the one shown below?

http://prntscr.com/7fx1jt

A. Carbohydrate (eliminated)
B. Nucleic Acid (Perhaps)
C. Fat (eliminated)
D. Protein (My answer)

zale101 · Answer

Protein is incorrect.

zale101 · Answer

Hint: the bio-polymer is located in the DNA.

anonymous · Answer

@Zale101 the answer is nucleic acid. 
It isn't a protein because they look different and their structures aren't as complex.. I actually just came back to see your answer after I had submitted my assignment. :)