Prescott's Microbiology
10th Edition
ISBN: 9781259281594
Author: Joanne Willey, Linda Sherwood Adjunt Professor Lecturer, Christopher J. Woolverton Professor
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 14, Problem 5CHI
Propose a mechanism by which a cell might sense and respond to levels of Na+ in its environment.
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Describe the mechanism through which a potassium channel can selectively move K*
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Chapter 14 Solutions
Prescott's Microbiology
Ch. 14.2 - MICRO INQUIRY In what way is on inducer molecule...Ch. 14.2 - MICRO INQUIRY Is allolactose a corepressor or...Ch. 14.2 - Retrieve, Infer, Apply Many genes and operons are...Ch. 14.2 - Retrieve, Infer, Apply What are induction and...Ch. 14.2 - Retrieve, Infer, Apply Using figure 14.4 as a...Ch. 14.3 - MICRO INQUIRY How does this attenuation respond to...Ch. 14.4 - MICRO INQUIRY How does inhibition of translation...Ch. 14.4 - Prob. 1RIACh. 14.4 - Retrieve, Infer, Apply Describe how attenuation...Ch. 14.4 - Retrieve, Infer, Apply What are translational...
Ch. 14.4 - Retrieve, Infer, Apply How are translational...Ch. 14.4 - Prob. 5RIACh. 14.5 - MICRO INQUIRY Relative to each promoter, where...Ch. 14.5 - MICRO INQUIRY For what other compounds would you...Ch. 14.5 - Prob. 3MICh. 14.5 - MICRO INQUIRY Why does V. harveyi make three...Ch. 14.5 - Prob. 5MICh. 14.5 - Prob. 6MICh. 14.5 - Prob. 1.1RIACh. 14.5 - Retrieve, Infer, Apply What is diauxic growth?...Ch. 14.5 - Retrieve, Infer, Apply Describe the events that...Ch. 14.5 - Retrieve, Infer, Apply E. coli has two phosphate...Ch. 14.5 - Prob. 1.5RIACh. 14.5 - Prob. 1.6RIACh. 14.5 - Prob. 2.1RIACh. 14.5 - Retrieve, Infer, Apply Why might bacteria use...Ch. 14.5 - Prob. 2.3RIACh. 14.5 - Prob. 2.4RIACh. 14 - Attenuation affects anabolic pathways, whereas...Ch. 14 - Describe the phenotype of the following E. coli...Ch. 14 - Prob. 3CHICh. 14 - What would be the phenotype of a B. subtilis...Ch. 14 - Propose a mechanism by which a cell might sense...Ch. 14 - Neisseria meningitidis, commonly called...
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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
- Explain different ways in which invertebrates and vertebrates have achieved high velocities for conduction of action potentials. Can you suggest why the invertebrate solution would not be suitable for the homeothermic birds and mammals?arrow_forwardMatch each item to the correct statement below. 61. a form of potential energy across a cell membrane 62. basic structural and functional unit of the nervous system 63. connection of neurons that results in an action in response to a stimulus 64. network of nerves that carry sensory messages to the central nervous system 65. the movement of an electrical impulse along the membrane of an axon 66. the process of generating a resting membrane potential of 70 mV. 67. system involving a carrier protein that uses ATP to transport sodium ions out and potassium ions into cells 68. fatty insulating layer around the axons of some nerve cells 69. network of nerves that includes the brain and spinal cord 70. cells that nourish neurons, remove their wastes, and defend against infection f. glial cells g polarization h. myelin sheath reflex arc a. central nervous system b. resting membrane potential C. d. sodium-potassium pump e. peripheral nervous system neurons i. j. action potentialarrow_forwardGive one mechanism by which a GPCR signal is stopped following stimulation. Hint, it could also be by removing the downstream second messenger.arrow_forward
- find the cause that, if the plasma membrane of a cell were freely permeable to the sodium ions, will have an impact on the membrane potential.arrow_forwardList the ions that contribute to electrical signaling in neurons and what side of the neuron their concentration is highestarrow_forwardThe figure below may help in answering some of the questions. 1. What ions are flowing (and in which direction) both during the rising phase and the falling phase of the action potential? 2. What are the values of both the 'y' (vertical) axis and the 'x' (horizontal) axis. 3. If extracellular levels of K+ rose (a condition called hyperkalemia), how would that affect the resting membrane potential? 3arrow_forward
- Diagram above and describe below how signaling through Rho proteins and PIP2 function in polarizing and localizing actin filament dynamics in the direction of the extracellular signal (3 pts.)arrow_forwardExplain the mechanism of action of the Na+/K+ pump. If these pumps became non-functional due to a genetic mutation, what do you think would be the expected effect on the electrochemical membrane potential of the cell? Explain your reasoning.arrow_forwardWhy do only a small number of sodium ions need to flow through the Na+ channel to change the membrane potential significantly?arrow_forward
- During neuronal signaling, a change in membrane potential will cause sodium channelsto open and let Na+ ions diffuse down their concentration gradient into the cell. Whichof the following helps establish the concentration gradient necessary for this process tooccur?arrow_forwardWhat happens to the membrane potential inside and outside of the cell when Ca+ channels are open?arrow_forwardList the mechanisms by which intercellular chemical signals produce responses in their target tissues.arrow_forward
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