3. Which of the following pathways operate when cells are growing anaerobically? a. Glycolysis b. Pyruvate...
3 20 The conversion pyruvate to either ethanol or lactate occurs A. when there is an abundance of pyruvate but a deficiency of onygen B. when there is an abundance of BOTH pyruvate and oxygen C. when there is a deficiency of BOTH pyruvate and oxygen D. for the regeneration of NADH so that hydrolysis of ATP can continue to fuel the glycolysis pathway Explain how gluconeogenesis differs from gtycolysis 21 Gluconeogenesis is simply the reverse of all 10 steps...
Which of the following is false concerning metabolic strategies with respect to pathways/final electron acceptors? A. Aerobic respiration = Glycolysis, Kreb's Cycle, ETC/oxygen B. Anaerobic Respiration = Glycolysis /Organic Compounds C. Fermentation = Glycolysis/ Organic Compounds D. Anaerobic respiration = Glycolysis, Kreb's Cycle, ETC/nitrate, carbonate, sulfate, etc. Comparatively greater energy is released when? A. Carbon dioxide is the final electron acceptor B. hydrogen is the final electron acceptor C. nitrate is the final electron acceptor D. oxygen is the final...
12) Consider the conversion of pyruvate to lactate. Which statement is TRUE? OO OH 0 + CHU - C-CH0 pyruvate CH = CH-CH0 lactate a) It is the preparatory step to the creation of acetyl CoA and the release of CO2 b) It is the isomerization that allows glycolysis to occur (→ CH.CHOH + CO2). e) It is the only way to consume electrons under anaerobic conditions. d) It is a "fermentation step which makes ethanol as an alternative fuel....
84) The end product of glycolysis: a) is a three carbon molecule b) is pyruvate c) is a metabolite of glucose d) a and b e) all of the above 85) Glycolysis is an example of: a) anabolism b) catabolism c) reproduction d) hydrolysis e) all of the above 86) Pyruvate is metabolized to enter the a) tricarboxylic acid cycle b) glycolysis e) electron transport chain d) nucleus e) DNA synthesis 87) In bacteria, the electron transport chain is found:...
10. What is the relationship between anabolic and catabolic pathways? A. Anabolic pathways create complex molecules using the energy from catabolic pathways. B. Anabolic and catabolic pathways are interchangeable. C. Catabolic pathways create complex molecules using the energy from Anabolic pathways. D. Molecules broken down by anabolic pathways provides energy for catabolic pathways. Cellular respiration 11. Which of the following statements about NAD+ is true? A) NAD+ is reduced to NADH during glycolysis, pyruvate oxidation, and the citric acid cycle....
61.Chromosomes are visible in a light microscope during which of the phases 8f thE 2U cycle? a. Gl/S/ G2 All 5 phases of M c. b. d. Late Telophase only 62. The role of oxygen in aerobic respiration is Act as an electron donor during glycolysis b. a. Act as an electron acceptor during the electron transport chain It has no role in aerobic respiration d. c. It regenerates NAD from NADP 63. The four phases of aerobic cellular respiration...
QUESTION 73 Glucose is metabolized aerobically by the muscle in the following order: A. Electron Transport → Kreb's Cycle → B-oxidation → Glycolysis B. Glycolysis → Kreb's Cycle – Electron Transport C. B-oxidation - Kreb's Cycle → Electron Transport D. Kreb's Cycle → B-oxidation Electron Transport QUESTION 74 Cardiac rhythm is initiated in the: A. A-V node B. Bundle of HIS C. SA node D. Purkinje fibers
Please answer 1-5 When genes are moved from one organism to another for agricultural or biomedical reasons, this is referred to as: Select one: • a genetic engineering b. gene therapy . cclonal selection d therapeutic cloning During the initial infection by a virus, macrophages with antigen expressed on their surface secrete interleukin 1, trigering cells to activate T and B cell responses Select one a memory b helper T C. monocyte Od suppressor T Put the following stages of...
Matching A. glycolysis B. Krebs cycle C. electron transport system also known as cytochrome system D. glycolysis and Krebs cycle E. glycolysis and electron transport chain F. Krebs cycle and electron transport chain G. glycolysis and Krebs cycle and electron transport chain H. none of the above 1. PGAL 2. Pyruvate 3. Alpha ketoglutaric acid 4. Cytochromes 5.Succine Acid 6. Citric acid 7. Malic acid 8. Fumaric acid 9. NADH -> NAD 10. FADH->FAD 11. FAD->FADH 12. Oxaloacelic acid 13....
Question 14 Which occur(s) in the cytosol? Selected Answer: a. glycolysis Answers a. glycolysis b. fermentation c. electron transport system d. Kreb's cycle ea and b