Biology - Study Guide
8th Edition
ISBN: 9780321501561
Author: Martha R. Taylor
Publisher: PEARSON EDUCATION (COLLEGE)
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Textbook Question
Chapter 8, Problem 7IQ
In the following diagram of a catalytic cycle, sketch two appropriate substrate molecules and two products, show the substrate and product molecules in the active site, and label the key steps of the cycle.
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Briefly describe 3 general catalytic mechanisms and 2 catalytic mechanisms of enzymes
Choose which of the following reaction pathways is most likely exergonic.
Group of answer choices
a)glycolysis
b)Krebs cycle
c)Calvin cycle
d)P700
e)P680
Which of the following statements about oxidation-reduction (redox) reactions is correct?
A) The molecule that is oxidized loses electrons and is the oxidizing agent.
B) The molecule that is reduced gains electrons and is the oxidizing agent.
C) The molecule that is oxidized gains electrons and is the reducing agent.
Chapter 8 Solutions
Biology - Study Guide
Ch. 8 - Complete the following concept map that summarizes...Ch. 8 - Complete the following table to indicate how the...Ch. 8 - Develop a concept map on free energy and G. The...Ch. 8 - Prob. 4IQCh. 8 - Prob. 5IQCh. 8 - In the following graph of an exergonic reaction...Ch. 8 - In the following diagram of a catalytic cycle,...Ch. 8 - Return to the diagram in Interactive Question 3.7,...Ch. 8 - Both ATP and ADP serve as regulators of enzyme...Ch. 8 - What is the relationship between the concept of...
Ch. 8 - What role do enzymes play in metabolism?Ch. 8 - ________ the totality of an organisms chemical...Ch. 8 - _______ pathways that use energy to synthesize...Ch. 8 - Prob. 3TYKFCh. 8 - _______ the most random form of energyCh. 8 - _______ term for the measure of disorder or...Ch. 8 - Prob. 6TYKFCh. 8 - _______ inhibitors that decrease an enzymes...Ch. 8 - Prob. 8TYKFCh. 8 - Prob. 9TYKFCh. 8 - Prob. 10TYKFCh. 8 - Catabolic and anabolic pathways are often coupled...Ch. 8 - Which statement most closely reflects the first...Ch. 8 - When a cell breaks down glucose, only about 34% of...Ch. 8 - Prob. 4TYKCh. 8 - Prob. 5TYKCh. 8 - Prob. 6TYKCh. 8 - One way in which a cell maintains metabolic...Ch. 8 - Prob. 8TYKCh. 8 - Prob. 9TYKCh. 8 - What is meant by an induced fit? a. The binding of...Ch. 8 - In an experiment, changing the pH from 7 to 6...Ch. 8 - Prob. 12TYKCh. 8 - Penicillin binds to the active site of an enzyme...Ch. 8 - Prob. 14TYKCh. 8 - Prob. 15TYKCh. 8 - Which line in the diagram indicates the G of the...Ch. 8 - Prob. 17TYKCh. 8 - Prob. 18TYKCh. 8 - Prob. 19TYKCh. 8 - Prob. 20TYK
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Briefly describe 3 general catalytic mechanismsarrow_forwardWhich of the following is not true regarding the Calvin cycle? A. water is used during the reactions B. RuBP is regenerated C. the product of the cycle is G3P D. glucose is ultimately produced by the reactions E. ATP is used during the reactionsarrow_forwardWhich of the following statements is FALSE? Select one: a. Enzymes lower the amount of energy needed for a reaction. b. Enzymes are chemically unchanged during the actual catalytic process. c. Enzymes speed up the attainment of a reaction equilibrium. d. Enzymes make reactions 103 to 1020 times faster.arrow_forward
- Which of the following reaction pathways is primarily exergonic? (Remember that exergonic reactions do not need a continuous energy input.) Group of answer choices A. glycolysis B. P680 C. Krebs cycle D. Calvin cycle E. P700arrow_forwardWhich of the following statements is true for the shown reaction? Substrate level phosphorylation occurs during the reaction Phosphoryl transfer occurs during the reaction Both A and B Neither A nor Barrow_forwardThe diagram shows the mechanism of a general enzyme‑catalyzed reaction. Put the labels in the correct locations. The abbreviations E, P and S indicate the enzyme, product, and substrate, respectively.arrow_forward
- Which of the following structures is not a component of a photosystem? a. ATP synthase b. antenna molecule c. reaction center d. primary electron acceptorarrow_forwardThe following diagram shows an important pathway. Use it to answer the questions below. a. Which process is depicted in the upper part of the diagram? What are its main outputs? b. Is there a difference in the proton concentration between lumen and stroma? Explain. c. What is the structure in the lower part of the diagram? Label 1, 3, 4 and 7.arrow_forwardConsider the following reaction: succinate +NAD is catalyzed into fumarate + NADHIn this reaction, succinate is ___________. This reaction takes place in ___________. Select one: a. reduced, Calvin Cycle b. reduced, Citric Acid Cycle c. oxidized, Citric Acid Cycle d. oxidized, Calvin Cyclearrow_forward
- Which steps in the Krebs Cycle do the following processes occur? a. Reaction utilizes FADb. Reaction generates NADHc. CO2 is removedd. Reaction forms a new C-C single bonde. Reaction breaks a C-C bondarrow_forwardThe electron transport system consists of a series of oxidations rather than one reaction. Why is this an importantfeature of energy capture?arrow_forwardHere is the diagram for glycolysis. Use the numbers by each step to identify: (enter only one single digit number for each) There may be more than one correct answer for each. an endergonic reaction an exergonic reaction a redox reaction substrate level phosphorylationarrow_forward
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