Biology
11th Edition
ISBN: 9781259188138
Author: Peter H Raven, George B Johnson Professor, Kenneth A. Mason Dr. Ph.D., Jonathan Losos Dr., Susan Singer
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 5, Problem 5U
The movement of water across a membrane is dependent on
a. the solvent concentration.
b. the solute concentration.
c. the presence of carrier proteins.
d. membrane potential.
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which of the following statements is correct about the movement of water across a plasma membrane
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Chapter 5 Solutions
Biology
Ch. 5 - The fluid mosaic model of the membrane describes...Ch. 5 - What chemical property characterizes the interior...Ch. 5 - The transmembrane domain of an integral membrane...Ch. 5 - The specific function of a membrane within a cell...Ch. 5 - The movement of water across a membrane is...Ch. 5 - If a cell is in an isotonic environment, then a....Ch. 5 - Which of the following is NOT a mechanism for...Ch. 5 - A bacterial cell that can alter the composition of...Ch. 5 - What variable(s) influence(s) whether a nonpolar...Ch. 5 - Which of the following does NOT contribute to the...
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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
- Water moves via osmosis _______. a. throughout the cytoplasm b. from an area with a high concentration of other solutes to a lower one c. from an area with a low concentration of solutes to an area with a higher one d. from an area with a low concentration of water to one of higher concentrationarrow_forwardDefine the following terms: a. osmosis b. osmotic pressure c. membrane potential d. isotonic solution e. structured waterarrow_forwardThe diffusion of substances within a solution tends to move those substances ________ their ________ gradient. a) up; electrical b) up; electrochemical c) down; pressure d) down; concentrationarrow_forward
- During passive transport, substances will move across a selectively permeable membrane until… explain why A. There is no longer any energy to be used B. All solutes reach the other side of the membrane C. There is no more room inside of the cell D. Equilibrium is reachedarrow_forwardThe movement of water and electrolytes between fluid compartments is regulated primarily by _______ A. Group of answer choices B. active and passive transport. C. diet and weather. D. diffusion and osmosis. E. hydrostatic pressure and osmotic pressure. F. pinocytosis and phagocytosis.arrow_forwarda patient is admitted to the hospital and given intravenous (IV) fluids. four hours later, the patient complains that his mouth and eyes feel dry. you notice that he displays signs of dehydration, and when you check his IV, you see that he was given the wrong kind of fluids. were these fluids likely hypotonic, isotonic, or hypertonic? explainarrow_forward
- Explain the role of osmosis and that of osmotic pressure in controlling the movement of water across the cell membrane. Compare hypotonic, isotonic, and hypertonic solutions.arrow_forwardA) Based on the drawings above, which molecules were able to diffuse through the 150 MWCO membrane? B) Which molecules(s) were not able to diffuse? Why not? C) Which side of the chamber had the greater osmolarity/osmotic pressure and how could you tell?arrow_forwardWhich of the following statements is TRUE? A. Water and electrolytes move across the cell membranes only through protein channels B. Water and electrolytes cannot move across cell membranes C. Water freely moves across cell membranes D. Electrolytes freely move across cell membranesarrow_forward
- What determines which way materials move during diffusion and osmosis? a. concentration gradient b. polarity c. crenation d. particle sizearrow_forwardRelative tonicity compares the _____________ of two environments. A. Solute concentration B. Solvent concentration C. Difference in types of solutes D. Difference in types of solventsarrow_forwardOsmosis is water movement across a semipermeable membrane. Which of the following is true about water movement across cell membranes? A. In a hypotonic solution, cells will swell. B. In an isotonic solution, cells will shrink. C. In a hypertonic solution, cells will stay the same. D. Cells can neither shrink nor swell because water cannot penetrate the plasma membrane.arrow_forward
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