What is Diffusion?Molecules are constantly moving, Collisions between moving molecules cause them to spreadout. As molecules spread out they move from areas of high concentration to areas of lowconcentration.Diffusion is the movement of molecules from a region of high concentration to a region of lowconcentration.Cell ACell BThe small dots represent solute molecules that are dissolved in water.11. Which cell contains a higher concentration of solute molecules (dots)?(high or low) to concentration to12. When molecules diffuse, they move from(high or low) concentration.13. Draw an arrow on the diagram to indicate the direction that the solute molecules will diffusefor cell A.14. Draw an arrow on the diagram to indicate the direction that the solute molecules will diffusefor cell B.3Copyright © 2008, Science Take-Out, LLC. All rights reserved.www.sciencetakeout.com

What is Diffusion? Molecules are constantly moving. Collisions between moving molecules cause them to spread out. As molecules spread out they move from areas of high concentration to areas of low concentration. Diffusion is the movement of molecules from a region of high concentration to a region of low concentration. Cell A Cell B

What is Diffusion? Molecules are constantly moving. Collisions between moving molecules cause them to spread out. As molecules spread out they move from areas of high concentration to areas of low concentration. Diffusion is the movement of molecules from a region of high concentration to a region of low concentration. Cell A Cell B

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter3: The Plasma Membrane And Membrane Potential

Section: Chapter Questions

Problem 6RE

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Similar questions

Solute contributes to the movement of water between cells and the surrounding medium by ________. osmotic pressure hydrostatic pressure Brownian movement random motion
Visit this link (http://openstaxcollege.org/l/diffusion) to see diffusion and how it is propelled by the kinetic energy of molecules in solution. How does temperature affect diffusion rate, and why?
The principal force driving movement in diffusion is______. a. temperature b. particle size c. concentration gradient d. membrane surface area
Which of the following best describes a hypotonic solution? O There is a higher concentration of solute outside the cell than inside the cell There is a lower concentration of solute outside the cell than inside the cell The solute concentration both inside and outside the cell is equal O Through osmosis, water will enter the cell causing it to swell Which of the following is true regarding bulk transport? ATP is required to pump molecules against the concentration gradient Bulk transport is an example of passive transport Transport of large quantities of materials ATP changes the shape of a protein channel during active transport
A membrane simulator is shown below. Watch the video clip in order to answer the question. C Diffusion Osmosis two membranes Pore size Watch on YouTube Trace a molecule Share About Share In the scenario shown above, the green spheres are Glucose molecules and the blue dots are water molecules. In terms of concentration, will this solution reach equilibrium? e
CELL ENVIRONMENTS Fill in the following statement: Diffusion is the movement of molecules from_high_concentration to_low. concentration. is the diffusion of water. BEAKER #I The solution inside the beaker is: % water % salt The solution inside the cell is: 90 10 % water % salt 20% salt How will the water move? Into the cell or out of the cell? 10% salt How will the movement of water affect the cell? The cell O Water molecules This is a(n) solution.
Determine the type of transport. Here are your options:Simple diffusion, facilitated diffusion, osmosis, primary activetransport, secondary active transport1. A hydrophobic molecule is moving through the membrane2. K+ moving against its gradient (low to high) through the sodiumpotassium pump3. Water moving through the cell membrane4. A solute moving down its gradient through a carrier protein
Osmosis Practice Activity Osmosis is the diffusion of water from an area of high concentration to an area of low concentration. Only water moves in osmosis! The diagrams below show the concentration of water and salt inside the cell and the concentration of water and salt surrounding the cell. Complete the sentences below by comparing the concentration of the water inside the cell and the concentration outside the cell. 1. a. Water will flow the cell, out of the cell, in both directions). (into 5% NaCl 95% H20 95% NaCI 5% H20 b. The cell will (shrink, burst, stay the same). a. Water will flow (into the cell. 2. 5% NaCl out of the cell, in both directions). 5% NaCl 95% H20 95% H20 b. The cell will (shrink, burst, stay the same).
A membrane simulator is shown below. Watch the video clip in order to answer the question. X C Diffusion Osmosis two membranes Pore size Watch on YouTube 20 Trace a molecule K 4.5s Share About E3 Share In the scenario shown above, the green spheres are Glucose molecules and the blue dots are water molecules. What form of transport is being observed? e
What among the following describes osmosis 1. The diffusion of water from an area low solute concentration to an area of high solute concentration. 2. Osmotic pressure is the force that allows water to move by osmosis through a selectively permeable membrane 3. When a cell is immersed in a hypertonic solution, water enters the cell by osmosis which causes it to swell and eventually burst. 4. A solution with greater concentration of water and low concentratioj of solute isbtermed as hyposmotic
三v ng 10. For each statement below, check the type of transport that it correctly describes. There may be more than one correct answer for each. 田 Facilitated Active Simple diffusion Osmosis Diffusion Transport Molecule moves down its concentration gradient Molecule moves through a transmembrane protein Molecules move through the phospholipids directly Molecule moves against its concentration gradient Diffusion of the solvent specifically This process requires energy This process does not require energy II
Which of the following best describes a hypotonic solution? a-There is a higher concentration of solute outside the cell than inside the cell b-There is a lower concentration of solute outside the cell than inside the cell c-The solute concentration both inside and outside the cell is equal d-Through osmosis, water will enter the cell causing it to swell