Biology (MindTap Course List)
11th Edition
ISBN: 9781337392938
Author: Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher: Cengage Learning
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Chapter 7.6, Problem 4C
Summary Introduction
To determine: Whether the allosteric inhibition is competitive or noncompetitive.
Introduction: The chemical agents that inhibit the enzymatic activity may be reversible inhibitor, or irreversible inhibitor. A reversible inhibitor inhibits an enzyme by forming weak
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why is non-competitive inhibiton a special type of mixed inhibiton?
What is the difference between pure and mixed noncompetitive inhibition?
What features distinguish enzymes that undergo allosteric control from those that obey Michaelis-Menten equations? Give 2 differences
Chapter 7 Solutions
Biology (MindTap Course List)
Ch. 7.1 - Define energy, emphasizing how it is related to...Ch. 7.1 - Use examples to contrast potential energy and...Ch. 7.1 - Prob. 1CCh. 7.2 - Prob. 3LOCh. 7.2 - Prob. 1CCh. 7.2 - Life is sometimes described as a constant struggle...Ch. 7.3 - Prob. 4LOCh. 7.3 - Prob. 5LOCh. 7.3 - Prob. 6LOCh. 7.3 - Prob. 1C
Ch. 7.3 - Prob. 2CCh. 7.4 - Explain how the chemical structure of ATP allows...Ch. 7.4 - Prob. 1CCh. 7.4 - Prob. 2CCh. 7.5 - Relate the transfer of electrons (or hydrogen...Ch. 7.5 - PREDICT Which has the most energy, the oxidized...Ch. 7.6 - Explain how an enzyme lowers the required energy...Ch. 7.6 - Describe specific ways enzymes are regulated.Ch. 7.6 - Prob. 1CCh. 7.6 - How does the function of the active site of an...Ch. 7.6 - How are temperature and pH optima of an enzyme...Ch. 7.6 - Prob. 4CCh. 7 - Which of the following can do work in a cell? (a)...Ch. 7 - Prob. 2TYUCh. 7 - Prob. 3TYUCh. 7 - Test Your Understanding 4. Diffusion is an (a)...Ch. 7 - Prob. 5TYUCh. 7 - Prob. 6TYUCh. 7 - Prob. 7TYUCh. 7 - Test Your Understanding 8. Induced fit means that...Ch. 7 - Prob. 9TYUCh. 7 - Prob. 10TYUCh. 7 - PREDICT In the following reaction series, which...Ch. 7 - Test Your Understanding 12. EVOLUTION link All...Ch. 7 - EVOLUTION LINK Some have argued that evolution is...Ch. 7 - Prob. 14TYUCh. 7 - Prob. 15TYUCh. 7 - Prob. 16TYU
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- In mixed inhibition as shown below, please draw a lineweaver-burk plot when Kl is greater than KI'. Please draw plot with and without inhibitor and label axis and intercepts. Please explain what is happening to Km and Vmax. In mixed inhibition as shown below, please draw a lineweaver-burk plot when Kl is greater than KI'. Please draw plot with and without inhibitor and label axis and intercepts. Please explain what is happening to Km and Vmax. 1/v 1/[S1]arrow_forwardWhat features distinguish enzymes that undergo allosteric control from those that obey the Michaelis– Menten equation?arrow_forwardWhat is contact inhibition?arrow_forward
- What is the difference between competitive and non-competitive inhibition? How can each be reversed?arrow_forwardHow does the "sequential" model, used to describe allosteric regulation, explain negative cooperativity? Can this phenomenon be explained by the symmetry model?arrow_forwardmTOR is a cytoplasmic kinase that regulates cell division. Its misregulation can lead to cancer. The canonical mTOR inhibitor, rapamycin, is FDA approved as a cancer treatment. Rapamycin is an allosteric inhibitor that does not bind anywhere near the substrate binding site of the enzyme. A) What is the name of this type of inhibition? B) Sketch a REPRESENTATIVE double-reciprocal/Lineweaver-Burke plot that includes the enzyme kinetics for BOTH the uninhibited and inhibited reaction. Be sure to: 1) Make ABSOLUTELY clear which curve is your uninhibited reaction and which is your inhibited reaction. 2) Label the X and Y axes. 3) Indicate what the X- and Y-intercepts represent with regards to Michaelis-Menten kinetics. C) Can increasing the substrate concentration overcome this type of inhibition? Explain in a sentence or two.arrow_forward
- Most bacterial mutants that require isoleucine for growth also require valine.Why? Which enzyme or reaction would be defective in a mutant requiringonly isoleucine (not valine) for growth?arrow_forwardWhat types of substances or activities denature enzymes? Suggest three different denaturation mechanisms.arrow_forwardWhy is it advantageous for two control mechanisms —allosteric control and covalent modification— to be involved in the metabolism of glycogen?arrow_forward
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