17. When heat is added to proteins, the hydrogen bonding in the secondary structure breaks apart. What are the algebraic signs of AH and AS for the denaturation process?
(A) ΔΗ ＜ 0 and △S ＜ 0
(B) ΔΗ = 0 and △S ＞ 0
(C) ∆H ＞ 0 and △S ＞ 0
(D) ΔΗ ＜ 0 and △S ＞ 0
(E) ΔΗ ＞ 0 and △S ＜ 0
答案：99
統計：A:0,B:0,C:0,D:0,E:0
難度：計算中