Upon chemical analysis, a particular polypeptide was found to contain 100 amino acids. How many peptide bonds are present in this protein?
A) 101
B) 100
C) 99
D) 98
E) 97

Question

Quizplus · Accepted Answer

Each amino acid in the polypeptide is connected through a peptide bond to the next amino acid, except for the last amino acid which does not have an amino group available to form another peptide bond. Therefore, there are 99 peptide bonds in a polypeptide containing 100 amino acids.

Upon Chemical Analysis, a Particular Polypeptide Was Found to Contain