6. At physiologic blood pH, what is the primary ionic form of ammonia?
(A) N2
(B) NH2
(C) NH3
(D) NH4+
(E) None of the above

7. Which protein structure is affected primarily by hydrogen bonding? (A) Primary structure (B) Secondary structure (C) Tertiary structure (D) Quaternary structure (E) None of the above

8. Which of the following statements regarding muscle contraction is correct? (A) During muscle contraction, the sarcomere elongates. (B) During muscle contraction, the I-band lengthens (C) During muscle contraction, the H-zone becomes shorter (D) During muscle contraction, the A-band extends (E) During muscle contraction, the distance between the Z-line and the M-line increases

9. Which of the following RNA molecules exhibit catalytic activity? (A) mRNA (B) tRNA (C) rRNA (D) miRNA (E) siRNA

10. Which amino acids are exclusively ketogenic? (A) Arginine and lysine (B) Lysine and leucine (C) Methionine and serine (D) Tryptophan only (E) Valine and isoleucine

11. Which post-translational modifications can occur in the serine residue of a protein? (A) Glycosylation (B) Lipidation (C) Nitrosylation (D) Ubiquitination (E) All the above

12. Which of the following is NOT a common feature shared by most transduction systems for hormones and sensory stimuli that involve trimeric G proteins? (A) Cyclic nucleotides (B) Nuclear receptors (C) Receptors that interact with a G protein (D) Receptors with multiple transmembrane segments (E) Self-inactivation

13. The plasma membrane of E. coli consists of approximately 75% lipids and 25% proteins by weight. For each protein molecule with an average molecular weight (Mr) of 50,000, how many membrane lipid molecules (average Mr 750) are present? (A) 2 (B) 20 (C) 200 (D) 2,000 (E) 20,000

14. Which of the following statements is true regarding monoclonal antibodies when compared to polyclonal antibodies? (A) They are labeled with chemicals that can be visualized (B) They are produced by cells from the same organism that produced the antigen (C) They are synthesized by a population of identical, or "cloned," cells (D) They are synthesized only in living organisms (E) They have only a single polypeptide chain that can recognize an antigen

15. Which molecule is involved in HDL-mediated reverse cholesterol transport (RCT) to the liver? (A) Acetyl-CoA Carboxylase (ACC) (B) Acyl-CoA cholesterol acyl transferase (ACAT) (C) ATP Binding Cassette Transporter A1 (ABCA1) (D) Hydroxymethylglutaryl-CoA reductase (NADPH) (E) Sterol regulatory element-binding proteins (SREBPs)

16. Identify the correct monomers for starch and glycogen from the following options: (A) α-D-glucose (B) β-D-glucose (C) Fructose (D) glucose 1-phosphate (E) sucrose

115年 - [無官方正解]115 台灣聯合大學系統_碩士班招生考試_化學類：生物化學#139667

115年 - [無官方正解]115 國立臺灣大學_ 碩士班招生考試試題：生物化學(C)#137643

115年 - [無官方正解]115 國立臺灣大學_ 碩士班招生考試試題：生物化學(A)#137641

115年 - [無官方正解]115 國立臺灣大學_ 碩士班招生考試試題：生物化學(一般生物化學)#137622

115年 - 115 國立臺灣大學_ 碩士班招生考試試題：生物化學(B)#137619

114年 - [無官方正解]114 國立中興大學_碩士班招生考試試題_生物醫學研究所：生物化學#139094

114年 - [無官方正解]114 國立中正大學_碩士班招生考試試題_生物醫學科學系：生物化學#138415

114年 - 114 國立高雄大學_研究所碩士班招生考試試題_生命科學：生物化學#137690

114年 - [無官方正解]114 國立清華大學_碩士班考試入學試題_生命科學暨醫學院甲組(生物與醫學科學組)﹕生物化學#132802

114年 - [無官方正解]114學年度學士後獸醫學系招生試題-生物化學#131167