D103 clicker questions c

D103 clicker questions c - ClickerQuestion#31...

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Clicker Question #3-1 What grade do you EXPECT to get this quarter in Bio D103? A. A+ B. A C. B D. C E. D/F (I have no idea how I will pass this class!) Copyright © 2009, Dr. Salme Taagepera PhD. All rights reserved.
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Copyright © 2009, Dr. Salme Taagepera PhD. All rights reserved. Clicker Question #3-2 In coupled transport, the movement of one solute DOWN its electrochemical gradient is coupled to: A. ATP hydrolysis B. Creation of a proton gradient C. Movement of the second solute DOWN its gradient D. None of the above
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Copyright © 2009, Dr. Salme Taagepera PhD. All rights reserved. Clicker Question #3-2 In coupled transport, the movement of one solute DOWN its electrochemical gradient is coupled to: A. ATP hydrolysis B. Creation of a proton gradient C. Movement of the second solute DOWN its gradient A. None of the above Movement of a solute DOWN its gradient is coupled to the movement of a solute UP its gradient
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Copyright © 2009, Dr. Salme Taagepera, PhD. All rights reserved. Clicker Question #4-1 A channel protein: A. Moves ions at a similar rate as a transporter protein B. Can open and close C. Can move ions up an electrochemical gradient D. Moves anions and cations through the same channel E. Can up-regulate its V max in response to increased concentrations of ions
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Copyright © 2009, Dr. Salme Taagepera, PhD. All rights reserved. Clicker Question #4-1 A channel protein: A. Moves ions at a similar rate as a transporter protein A. Can open and close A. Can move ions up an electrochemical gradient B. Moves anions and cations through the same channel C. Can up-regulate its V max in response to increased concentrations of ions Channel proteins: A. F: Faster than transporters B. T: Channels are gated C. F: Promote passive transport D. F: Specific E. F: Saturable
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Copyright © 2009, Dr. Salme Taagepera, PhD. All rights reserved. Clicker Question #4-2 The generation and maintenance of a membrane electric potential requires which of the following? A. Active pumping of ions B. Ion-specific membrane channel proteins C. ATP D. A generally permeable membrane E. A , B and C
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Copyright © 2009, Dr. Salme Taagepera, PhD. All rights reserved. Clicker Question #4-2 The generation and maintenance of a membrane electric potential requires which of the following? A. Active pumping of ions B. Ion-specific membrane channel proteins C. ATP D. A generally permeable membrane A. A , B and C Generation of a membrane potential requires a generally impermeable membrane with certain transport proteins (pumps and K+ channels)
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Copyright © 2009, Dr. Salme Taagepera, PhD. All rights reserved. Clicker Question #5-1 Which of the following statements is FALSE? A. Each type of cytoskeletal filament is constructed from smaller protein subunits B. Cytoskeletal filaments are held together by covalent linkages between their subunits C. Addition or loss of subunits occurs at the ends of the protofilaments/filaments D. Critical concentration refers to the concentration of free subunits left in solution at steady state E. All of the above statements are true
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Copyright © 2009, Dr. Salme Taagepera,
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D103 clicker questions c - ClickerQuestion#31...

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