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Osmosis and Diffusion Solutions Library

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39 solutions

Osmosis and Diffusion

Q. If the pores in the selectively permeable membrane became larger, but still not large enough to let the sugar pass through, what would happen durin...

Solved • May 21, 2020

Osmosis and Diffusion

Q. If more sugar were added to the solution on the left side of the tube, what would happen to the water level on the right side of the tube? A) The w...

Solved • May 21, 2020

Osmosis and Diffusion

Q. Drag the terms on the left to the appropriate blanks on the right to complete the sentence. Terms may be used more than once. 

Solved • May 21, 2020

Osmosis and Diffusion

Q. Which of the following statements about the conditions shown in the U-shaped tube are true? Select all that apply: A) There is more solute in the l...

Solved • May 21, 2020

Osmosis and Diffusion

Q. Osmosis is best defined as the movement of :A) water molecules across a membrane from an area of low water concentration-to an area of higher water...

Solved • May 21, 2020

Osmosis and Diffusion

Q. A semipermeable membrane separates two aqueous solutions at 37 °C. For each of the following cases, name the solution into which a net flow of wate...

Solved • May 19, 2020

Osmosis and Diffusion

Q. _________ is the diffusion of water molecules move through a selectively permeable membrane in response to a water concentration gradient between t...

Solved • May 7, 2020

Osmosis and Diffusion

Q. The movement of molecules down a concentration gradient is called ______.

Solved • May 7, 2020

Osmosis and Diffusion

Q. A cell that contains 98% water is placed in 50% salt water. This cell will?

Solved • May 7, 2020

Osmosis and Diffusion

Q. What would raisins in freshwater be?(hypertonic, hypotonic, isotonic) to the freshwaterWhat would raisins in salt water be ?(hypertonic, hypotonic,...

Solved • Apr 21, 2020

Osmosis and Diffusion

Q. What would grapes & raisins in saltwater be?(hypertonic, hypotonic, isotonic) to the saltwaterWhat would raisins in freshwater be?(hypertonic, ...

Solved • Apr 21, 2020

Osmosis and Diffusion

Q. What kinds of molecules pass through a cell membrane most easily? A) large polar B) large and hydrophilic C) large hydrophobic D) small hydrophobic

Solved • Apr 21, 2020

Osmosis and Diffusion

Q. Which of the following statements about the conditions shown in the U-shaped tube are true? Select all that apply. • Solutes can pass through the s...

Solved • Apr 21, 2020

Osmosis and Diffusion

Q. Simple diffusion is defined as the movement of a. gas molecules across a membraneb. gas or water molecules across a membranec. molecules from areas...

Solved • Apr 21, 2020

Osmosis and Diffusion

Q. Part A What name is given to the process by which water crosses a selectively permeable membrane? a) diffusion b) pinocytosisc) phagocytosisd) pass...

Solved • Apr 20, 2020

Osmosis and Diffusion

Q. A cell whose cytoplasm has a concentration of 0.02 molar glucose is placed in a test tube of water containing 0.02 molar glucose. Assuming that glu...

Solved • Aug 13, 2018

Osmosis and Diffusion

Q. Intravenous (IV) solutions administered to patients ae normally isotonic. Which of the following is most likely if an IV ofdistilled water is admin...

Solved • Aug 6, 2018

Osmosis and Diffusion

Q. Which of the following is LEAST likely to play a role in the likelihood that a molecule will diffuse across the phospholipid bilayer of a cell's pl...

Solved • Aug 6, 2018

Osmosis and Diffusion

Q. If more sugar were added to the solution on the elft side of the tube, what would happen to the water level on the right side of the tube?A. The wa...

Solved • Jul 24, 2018

Osmosis and Diffusion

Q. In the lab, you use a special balloon that is permeable to water but not sucrose to make an "artificial cell." The balloon is filled with a solutio...

Solved • Jul 12, 2018

Osmosis and Diffusion

Q. What molecules are permeable to cell membrane? What molecule are impermeable to cell membrane? How do they cross plasma membrane?

Solved • Jul 6, 2018

Osmosis and Diffusion

Q. Suppose you dropped a potato strip into a solution. What could you have measured before and after to determine if osmosis occurred? Check all that ...

Solved • Jul 3, 2018

Osmosis and Diffusion

Q. The solute concentration in blood is equivalent to 0.9% NaCl.Several drops of blood were added to three different solutions: 0.09% NaCl, 0.9% NaCl,...

Solved • Jul 2, 2018

Osmosis and Diffusion

Q. Describe the following types of transport processes in cells: simple diffusion, facilitated diffusion, active transport, pinocytosis, receptor-medi...

Solved • Jun 8, 2018

Osmosis and Diffusion

Q. If you were to do a 50% serial dilution, starting with a 10% concentration, how many dilutions would you have to make before getting 2.5% as your f...

Solved • Jun 7, 2018

Osmosis and Diffusion

Q. Celery stalks that are immersed in fresh water for several hours become stiff and hard. Similar stalks left in a salt solution become limp and soft...

Solved • Jun 1, 2018

Osmosis and Diffusion

Q. List two properties that influence the rate of diffusion of a particle.

Solved • May 21, 2018

Osmosis and Diffusion

Q. Plants and animals that live in estuaries face a dilemma in maintaining water balance inside their cells. During high tide they are in salt water, ...

Solved • Aug 2, 2017

Osmosis and Diffusion

Q. If a cell has a 95% concentration of water in its cytoplasm and the environment surrounding the cell has a 90% concentration of water:  a. Water w...

Solved • Aug 2, 2017

Osmosis and Diffusion

Q. If the environment surrounding a cell has a lower concentration of solute than the cell:  a. The environment is isotonic to the cell b. The envir...

Solved • Aug 2, 2017

Osmosis and Diffusion

Q. The diffusion of water across a selectively permeable (biological) membrane is:  a. Facilitated diffusion b. Active transport c. A rare occurren...

Solved • Aug 2, 2017

Osmosis and Diffusion

Q. Simple diffusion:  a. Requires energy b. Utilizes proteins to move molecules across a membrane c. Moves molecules against a concentration gradie...

Solved • Aug 2, 2017

Osmosis and Diffusion

Q. Osmosis can only occur if water travels through thea. cell wallb. semi-permeable membranec. vacuoled. ERe. cytoskeleton

Solved • Jul 18, 2017

Osmosis and Diffusion

Q. If two solutions have unequal concentrations of a solute, the solution with the lower concentration is calleda. isotonicb. hypertonicc. hypotonicd....

Solved • Jul 18, 2017

Osmosis and Diffusion

Q. The movement of substances to regions of lower concentration is calleda. active transportb. diffusionc. osmosisd. pumpinge. exocytosis

Solved • Jul 18, 2017

Osmosis and Diffusion

Q. If a cell has the same concentration of dissolved molecules as of its outside environment, the cell’s condition is called as beinga. isotonicb. hyp...

Solved • Jul 18, 2017

Osmosis and Diffusion

Q. Water passes quickly through cell membranes because: a. the bilayer is hydrophilic. b. it moves through hydrophobic channels. c. water movement ...

Solved • Jul 14, 2017

Osmosis and Diffusion

Q. Protons are unable to cross the lipid bilayer because: a. the lipid bilayer is too hydrophilic b. protons are nonpolar c. protons are too small ...

Solved • Jul 14, 2017

Osmosis and Diffusion

Q. If O2 is found in high concentration on the outside of a cell: a. energy will be expended to pump it inside the cell. b. it will passively diffus...

Solved • Jul 14, 2017