Answer Happy

11) A certain protein is isolated from E. coli bacteria and suspended in a buffered aqueous solution at 37∘C. What will most likely happen to the protein if the temperature of the solution is changed from 37∘C to 95∘C ? (2 points) (12) Briefly describe a peptide bond. Be sure to specify type of bond (ionic, covalent, hydrogen, van der Waals), the two functional groups involved, and the atoms in each of the two functional groups that are most closely associated by the bond. ( 3 points)
(4) Which of the following best explains why essential amino acids must be provided by proteins in the human diet? (2 points) (A) They provide more energy than do nonessential amino acids. (B) They cannot be synthesized by the human body. (C) They are the only amino acids used in protein synthesis. (D) They are not stored within the cells of the body.