lamellae....................................
Answer: The method used would be a clinical study design.
Explanation:
The clinical study design - This can be defined as research studies which involve the formulation of trials and experiments. The clinical study design can be seen as observational studies in medical, clinical and other types of research involving human beings
Peptides are just chains of Amino Acids. Most enzymes could break those chains apart such as Trypsin. Trypsin is a type of protease, an enzyme that breaks down proteins