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GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+, Exams of Nursing

A quiz with 100% correct answers verified for GCU BIO 181 Chapter 8-9. The quiz covers topics related to exergonic reactions, the First and Second laws of Thermodynamics, proteins of the electron transport chain, Anabolic and Catabolic Pathways, Glycolysis, ATP synthesis, non-competitive inhibitors, NAD+, cooperativity, and oxidative phosphorylation. The quiz also includes questions related to enzyme catalysis, redox reactions, and feedback inhibition.

Typology: Exams

2022/2023

Available from 06/16/2023

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Download GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+ and more Exams Nursing in PDF only on Docsity! GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+ Which of the following is true for all exergonic reactions? - correct answer ✅The reaction proceeds with a new release of free energy. Which of the following is a statement of the First law of Thermodynamics? - correct answer ✅Energy can not be created or destroyed. Where are the proteins of the electron transport chain located? - correct answer ✅Mitochondrial inner membrane. Which of the following is true about Anabolic Pathways? - correct answer ✅They consume energy to build up Polymers from Monomers. Where does Glycolysis take place in Eukaryotic cells? - correct answer ✅Cytosol. Which of the following statements is represented of The Second law of Thermodynamics? - correct answer ✅Cells require a constant input of energy to maintain their high level of organization. GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+ GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+ Energy released by the electron transport chain is used to pump H+ into which location in Eukaryotic cells? - correct answer ✅Mitochondrial inner membrane space. Which of the following statements describes the result of this reaction (C6H12O6 + 6CO2 -> 6CO2 + 6H2O + Energy? - correct answer ✅C6H12O6 is Oxidized & O2 is reduced. Reactants capable of interacting to form products in a chemical reaction must first over come a thermodynamic barrier known as the reaction; - correct answer ✅Activation energy. Where is ATP synthesis located in the mitochondrion? - correct answer ✅Inner Membrane. What is the term for metabolic pathways that release stored energy by breaking down complex molecules? - correct answer ✅Catabolic Pathways. Why is ATP an important molecule in Metabolism? - correct answer ✅It provides energy coupling between exergonic and endergonic reactions. GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+ GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+ When chemical, transport, or mechanical work is done by an organism, what happens to the heat generated? - correct answer ✅It is lost to the environment. The mechanism in which the end product of a metabolic pathway inhibits an earlier step in the pathway is most precisely described as? - correct answer ✅Feedback inhibition. When you have severe fever, what grave consequences may occur if the fever is not controlled? - correct answer ✅Change in the tertiary structure of your enzymes. How does a non competitive inhibitor decrease the rate of enzyme reaction? - correct answer ✅By changing the shape of enzymes activation site. Which of the following statements describes NAD+? - correct answer ✅NAD+ is reduced to NADH during glycolysis, pyruvate- oxidation in the citric acid cycle. GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+ GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+ According to the induced fit of enzyme catalysis, which of the following is correct? - correct answer ✅The binging of the substrate changes the shape of the enzymes active site. Which of the following is an example cooperativity? - correct answer ✅A molecule binding at one unit of a tetramer, allowing faster binding of each of the other three. A chemical reaction that has a positive Δ G is correctly described as; - correct answer ✅Endergonic. Why is glycolysis described as having an investments phase and a pay off phase? - correct answer ✅Uses stored ATP and the forms a net increase in ATP. Which of the following produces the most ATP when glucose (C6H12O6) is completely oxidized to carbon dioxide (CO2) in water - correct answer ✅Oxidative phosphorylation (Chemiosmosis) Why is violeta so ugly? - correct answer ✅No se sabe ): GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+ GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+ The active site of an enzyme is the region that: - correct answer ✅Is involved in the Catalytic reaction of the enzyme. The molecule that functions as a reducing agent (electron donor) in a redox or oxidation reduction reaction. - correct answer ✅Loses electrons and loses potential energy. GCU BIO 181 CHAPTER 8-9 QUIZ 3 (100% Correct Answers Verified) 2023 GRADED A+