Hey guys!

I think for 13 the answer is Amonium Sulfate cuz its cheap and the third one is cysteien cuz u get the S-S bonds?

13. To concentrate an enzyme without denaturing it, you would likely use...
urea ammonium sulfate a detergent HCl NaOH PITC
14. The tertiary strucure of many proteins is stabilized by covalent bonds between the side chains of
Asn Met Pro Cys Ser Trp