State whether the statements are true or false:- i) The two polypeptide chains in insulin are linked together by hydrogen bonds. ii) In mammals including humans insulin is synthesized as a pro hormone. iii) The C peptide is not present in the mature insulin.

i-F,ii-T,iii-F i-F ii-T iii-T i-T ii-T iii-T i-F ii-F iii-T

i-F ii-T iii-T

The two polypeptide chains in insulin are joined together by di- sulphide linkage.