Biology - Study Guide
8th Edition
ISBN: 9780321501561
Author: Martha R. Taylor
Publisher: PEARSON EDUCATION (COLLEGE)
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Chapter 8, Problem 8TYK
Summary Introduction
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Which of the following defines the first law of thermodynamics?
A. Energy cannot be created or destroyed
B. The capacity to do work
C. The energy stored in the arrangement of objects in a system
D. Energy tends to disperse spontaneously
Which of the following is/are true concerning the first law of thermodynamics?
A) Energy cannot be created or destroyed.
B) The total amount of energy in the universe is constant.
C) Energy can be converted from one form to another.
D) It is sometimes referred to as the law of conservation of energy.
E) All of the above are true.
Why are the laws of thermodynamics considered laws of nature and not scientific theories?
a.
We have a complete scientific explanation of energy behavior.
b.
We understand why energy behaves the way it does but not exactly how it behaves.
c.
We do not understand how or why energy behaves the way it does.
d.
We understand how energy behaves but not exactly why it behaves the way it does.
e.
We cannot be absolutely sure that energy will behave the same under all conditions.
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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- Which of the following statement about the enzyme thermodynamics is TRUE? a. Enzymes increase the activation barrier (∆G cat) of the products b. Enzymes decrease the activation barrier (∆G cat) of the products c. Enzymes decrease the free energy (∆G) of the products d. Enzymes decrease the free energy (∆G) of the reactants e. Enzymes increase the activation barrier (∆G cat) of the reactantsarrow_forwardLiving organisms increase in complexity as they grow, resulting in a decrease in the entropy of an organism. How does this relate to the second law of thermodynamics?arrow_forwardWhich of the following statements is true concerning thermodynamics of reactions within a cell? a) Spontaneous reactions always consume energy b) Unfavorable reactions can be coupled to nonspontaneous reactions c) Compartmentalization can be used to drive up the concentration of substrates to force a reaction to occur d) All important reactions are spontaneousarrow_forward
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