question

insulin in the human body is secreted by pancreas as prohormone/proinsulin. the schematic polypetide structure of proinsulin
is given below. this proinsulin needs to undergo processing before it becomes functional in the body. answer the questions that follow :

 

 

 

 

 

 

 

a. c- removal of peptide

b. recombinant dna technology

c. disulphide bond