answer both please

What is TRUE about the phi and psi bonds that flank peptide binds? psi bonds link the -carbon to the peptide nitrogen there are some restrictions on bond angles that can occur with psi and phi bonds phi bonds link the a-carbon to the carbonyl carbon they always rotate completely freely they do not rotate Question 24 What process was elucidated by the experiment conducted in Christian Anfinsen's lab? the process of breaking peptide bonds with proteases the process of binding of ligands to a protein the process of cleaving disulfide bonds the process of synthesizing a defined protein sequence the process of spontaneous protein folding