In the following reaction, energy is given off. What is true in the reverse reaction?
C(s) +O2(g) = CO2(g)
A) The internal energy of the reactants increases.
B) Energy flows from the surroundings to the system.
C) Total energy remains constant.
D) All of the above
Question 2
In the tetrapeptide Ala-Cys-Val-Leu, the C-terminal amino acid is ________.
A) Ala
B) Cys
C) Val
D) Leu
E) none of the above