41. Which of the following codons does not code for an amino acid?
(A) AUG
(B) UAA
(C) CAU
(D) GUU
(E) All of these code for an amino acid

1. Unsaturated fatty acids usually have ____ double bonds. (A) Cis (B) trans

2. Which of the following compounds yields the most energy per gram? (A) Triacylglycerols (B) Carbohydrates (C) Proteins (D) They all yield about the same amount of energy per gram.

3. In the sodium-potassium pump (A) sodium is transported out of the cell and potassium into the cell, both against concentration gradients (B) sodium is transported into the cell and potassium out of the cell, both against concentration gradients (C) sodium is transported out of the cell and potassium into the cell, both in the same direction as concentration gradients (D) sodium and potassium are both transported out of the cell against concentration gradients

4. Which of the following is a metabolic precursor of prostaglandins & leukotrienes? (A) vitamin A. (B) arachidonic acid. (C) sphingomyelin. (D) cholesterol.

5. Refer to Exhibit A. The pI of an amino acid is the pH at which it has a zero net charge. What is the increasing order of isoelectric points (low pH to high) for these three amino acids? (A) ALA, HIS, ASP (B) ASP, ALA, HIS (C) HIS, ALA, ASP (D) ALA, ASL, HIS (E) ASP, HIS, ALA

6. Refer to Exhibit A. Which of these amino acids could act as a good buffer at pH = 4.5 (A) Alanine (B) Asparagine (C) Asparagine (D) Cysteine (E) Aspartic Acid

7. Refer to Exhibit A. The pI of the peptide ALA-GLN-ARG-SER-HIS would be: (A) Strongly acid (B) Weakly acid (4-6) (C) About neutral (6-8) (D) Weakly basic (8-10) (E) Strongly basic

8. Which amino acid is not a precursor to a neurotransmitter? (A) Glutamic Acid (B) Phenylalanine (C) Serine (D) Tryptophan (E) Tyrosine

9. The main intracellular buffer system is (A) (B) (C) (D)

10. If the pH of 1 liter of a 1.0 M carbonate buffer is 7.0, what is actual number of moles of H2CO3 and ? (pK = 6.37)(A) I(B) II(C) III(D) IV(E) V

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 - 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

114年 - [無官方正解]114 台灣綜合大學系統_學士班轉學生聯合招生考試：生物化學#129347

114年 - [無官方正解]114 國立臺灣大學_轉學生招生考試試題：生物化學概論#128196

114年 - 114 台灣聯合大學系統_碩士班招生考試試題_化學類：生物化學#126447