The image below shows the amino acid histidine.
Circle the section of the amino acid that is unique to histidine.
State the type of reaction that occurs when two amino acids bond with each other.
The image shows two histidine amino acids with the diagrams not fully complete.
Complete the image to include the structure of a peptide bond joining the two amino acids together into a dipeptide.
In a polypeptide with 100 amino acids, how many peptide bonds exist within the chain?
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