B. Label the diagrams of cells using the following diffusion, active transport,osmosis. The arrows show the direction of transport. You may use the termsmore than once.High protein4 H,0moleculesHigh CO2levelslevelsLow CO, levels16 H,0 moleculesLow protein levels1.3.8 H,0molecules20 glucosemolecules10 H,0molecules10 H,0molecules2 H20 molecules5 glucose molecules4.6.2.5.

The transportation of different molecules across a cell occurs through the semipermeable plasma…

B. Label the diagrams of cells using the following diffusion, active transport, osmosis. The arrows show the direction of transport. You may use the terms more than once. High CO2 levels 4 H,0 molecules, High protein levels Low CO, levels 16 H,0 molecules Low protein levels 1. 2. 3. 8 H,0 molecules 20 glucose molecules 10 H,0 molecules 2 H,0 molecules 5 glucose molecules 10 H,0 molecules 4. 6. 5.

B. Label the diagrams of cells using the following diffusion, active transport, osmosis. The arrows show the direction of transport. You may use the terms more than once. High CO2 levels 4 H,0 molecules, High protein levels Low CO, levels 16 H,0 molecules Low protein levels 1. 2. 3. 8 H,0 molecules 20 glucose molecules 10 H,0 molecules 2 H,0 molecules 5 glucose molecules 10 H,0 molecules 4. 6. 5.

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 5RE: Using the answer code on the right, indicate which membrane component is responsible for the...

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Using the answer code on the right, indicate which membrane component is responsible for the function in question: 1. channel formation____________________________________ (a) lipid bilayer 2. barrier to passage of water- __________________ (b) proteins soluble substances ____________________________________ (c) carbohydrates 3. receptor sites 4. membrane fluidity 5. recognition of self 6. membrane-bound enzymes 7. structural boundary 8. carriers
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
B. Complete the table below. Type of Transport Direction Energy Movement Molecules Do molecules Does the cell Does it move What type of move from use energy molecules molecules high to low to transport through the move concentration, molecules lipid bilayer through the or low to high this way? or through membrane in concentration? proteins? this way? Diffusion Passive Osmosis Transport Facilitated Diffusion Protein Pump Passive Exocytosis Transport Endocytosis
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
J. What is the tonicity of the cell if the percentage of extracellular environment contains of '70% solute while the intracellular contains 34% solvent? Draw the solid arrows to indicate the net movement of the solutes into and/or out of the cell. Is the tonicity of the cell isotonic, hypertonic or hypotonic? ICF ECF 34% 70% What is the tonicity of the cell if its intracellular environment contains 50% solute and the extracellular contains 50% solvent? Show your solution. Draw the solid arrows to indicate the net movement of the solutes into amdor Gut ofhe coll. Is dhe tonicity ofthe coll isútonic, hyportonic ICF ECF 50% 50%
Match the following terms with the appropriate type of movement across a cell m diffusion active transport facilitated diffusion osmosis endocytosis A membrane-bound vesicle fuses with the cell membrane and releases its contents inside of the cell membrane lons move through a semi-permeable membrane down their concentration gradien t (high to low) without the use of energy from the cell. Water diffuses freely across a semi-permeable membrane without the use of energy from the cell. A molecule moves against its concentration gradient (low to high) with energy provided by ATP molecules in the cell A membrane-bound vesicle fuses with the cell membrane and releases its contents inside of the cell membrane A molecule moves down its concentration gradient (high to low) assisted by a carrier protein in the cell membrane without the use of
Give the Similarities and Differences between the following terms. Make sure to give at least Two Differences: Terms Similarity Difference Endocytosis/Exocytosis Difference Terms Similarity Diffusion/Osmosis Difference Similarity Terms Pinocytosis/Phagocytosis
%09 l, dO" NOA Please answer the following statements with true or false True False Peripheral proteins interact with water and with the phosphate heads of the plasma membrane A red blood cell placed in hypotonic solution would undergo plasmolysis Waste can be released from the human cell by exocytosis Calcium can enter the cell by simple diffusion Phospholipids bilayer is a barrier against ions Water can diffuse across the plasma A membrane using aquaporins
B) Rate of transport into the cll A or B 10 20 30 40 Time (min) The graph directly above shows the rate of substance transport over time when the cells that do not contain the compounds A, B, or C, are placed in 1 mM solutions of A, B, and C, respectively. Based upon these data which of the following is/are compatible modes of transport for substance A? (active transport, facilitated diffusion, simple diffusion) For substance B? For substance C?
Diffusion and osmosis classification Classify the following characteristics based on whether they are describing diffusion, osmosis, or both. Diffusion Results in an Can occur with equal distribution of solute molecules or without a membrane Always involves the movement of water Requires a semi-permeable membrane Osmosis Involves the movement of gases, ions, and small water soluble molecules Passive form of movement that requires no energy Moves from areas of high concentration to low Both Diffusion and Osmosis Responsible for gas exchange in the lungs concentration A 3 of 15 Next > Cation to open the document "Epicinstaller-13.0.0-fortnite-a8e4f12cada646caa706d8be407be69f (3).msi". tv 22
8. Define homeostasis. maintoining nterral balance 9. What role does the cell membrane play in maintaining homeostasis? 10. How is facilitated diffusion different from diffusion? How are they similar? 11. List two ways that active transport is different than passive transport. 1) 2) 12. Why is the sodium-potassium pump considered an active transport? Which direction are the sodium and potassium bing pumped? How many sodiums are being pumped? How many potassiums are being pumped?
Match the following statement related to membrane transport processes to the appropriate term or terms: passive transport, facilitated transport, active transport. A transporter (or carrier) protein is necessary. (Select all that apply.) passive transport facilitated transport active transport O O