7. Which of the following descriptions about photorespiration is wrong?
(A) It occurs when O₂ is used in the Calvin-Benson cycle instead of CO₂,
(B) C3 plants have higher risk of photorespiration than C4 plants,
(C) C4 plants use PEP-carboxylase for initial CO2 fixation,
(D) peroxisomes serve important organelles in photorespiration by the conversion of glycine to serine, CO₂, and NH₃,
(E) none of the above.

1. Which lipid is NOT the major component of biological membranes? (A) cholesterol, (B) phosphatidylcholine, (C) arachidonic acid, (D) choline sphingomyelin, phosphatidylethanolamine.

2. What biomolecule defines human blood types O, A, B, and AB? (A) IgG, (B) Cell surface glycans, (C) Cell surface lipids, (D) mRNA,(E) Extracellular matrix proteins.

3. Which of the following molecule is the building block of DNA? (A)(B)(C)(D)(E)

4. Which of the following statements about membrane transport is CORRECT? (A) Charged molecules can pass through the membrane spontaneously, (B) Active transport absolutely requires ATP hydrolysis, (C) Conformational changes are not required for active transporters, (D) The directionality of transport is determined by the structure of channel proteins, (E) Facilitated diffusion can be saturated by substrates.

5. Which of the following statement about glycosaminoglycans is INCORRECT? (A) They are branched polysaccharides, (B) They are components of proteoglycans, (C) They tend to be negatively charged, (D) They can be found in tendons, cartilage, and other connective tissue, (E) They are components of extracellular matrix.

6. Which of the following descriptions about defective urea cycle is wrong? (A) The level of ammonia in the blood will decline, causing hypoammonemia, (B) Ammonia can enter the brain, inhibiting the TCA cycle and resulting in brain dysfunction, (C) this problem may arise because of damage to the liver, (D) this problem can be caused by mutations in carbamoy1 phosphate synthetase, (E) none of the above. LINE

8. Which of the following descriptions about photosynthesis is wrong? (A) In cyclic photophosphorylation, electrons are removed from water and passed through PSII and PSI before ending up in NADPH, (B) the electron transfers of the light-dependent reactions are driven by the absorption of energy from light, (C) the antenna complex is an array of protein and chlorophyll molecules embedded in the thylakoid membrane, (D) the pigment molecules collect energy and transfer it towards the reaction center, (E) none of the above.

9. Which of the following descriptions about ATP synthases is wrong? (A) They can be found in mitochondria, chloroplast and plasma membrane, (B) they account for the irreversible catalysis of ATP to ADP and Pi, (C) they can be classified as F-, V-, A-, or P-ATPases based on their functional differences, (D) the pH gradient acts as a 'battery' to store the electrochemical energy for ATP production, (E) none of the above.

10. Which of the following descriptions about starch synthesis is wrong? (A) Starch consists of the two glucose polymers, amylopectin and amylose, (B) starch is synthesized in the plastids, (C) the synthesis of ADP-glucose is often regarded as the "committed step" of starch synthesis, (D) starch is a non-structural carbohydrate, composed of glucose polymers linked by B- (1,4)-glycosidic bonds, (E) none of the above.

11. What would be a result of a high [Gln]/[a-KG] ratio? (A) Increase in deadenylation of glutamine synthetase, (B) An increase in activity of glutamine synthetase, (C) An increase in the degree of adenylation of glutamine synthetase, (D) Inhibition of AT:PIIA and stimulation of AT:PIID, (E) A need for ammonium fixation by glutamine synthetase.

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

114年 - 114 國立成功大學_碩士班招生考試試題：生物化學#126226