An aqueous solution has an osmolarity of 318 mOsm.  If a cell with an intracellular osmolarity of 260 mOsm is placed into this solution, the solution is said to be hypertonic isotonic isoosmotic hypotonic

Q: If two solutions with different osmolarities are separated by awater-permeable membrane, why will a…

A: When the concentration is expressed as osmoles per liter of solution is called as the osmolarity.…

Q: Which of the following describes cotransport (secondary active transport)? Group of answer choices…

A: The plasma membrane of the cell is the regulatory component that is responsible for the regulation…

Q: describe what it means when a solute moves against its concentation gradient.

A: A concentration gradient is the difference between the concentration of any particle. A gradient is…

Q: A cell with a total of 0.3 osmol/L is placed into a solution with a total of 0.2 osmol/L.  It is…

A: The passive transport of water or solvent through the semipermeable membrane from a higher…

Q: Draw a beaker that is filled with water. Label the water with an osmolarity of 0.61M. In the water,…

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Q: Solute molecules are in a beaker of water that is divided by a selectively permeable membrane.…

A: Equilibrium in a system occurs when the rates of forward and backward processes are equal, resulting…

Q: If the plasma membrane becomes more permeable to Cl-, would there be Clinflux or Cl- efflux at an…

A: The resting membrane potential, often known as the resting potential, is a voltage across the…

Q: Reaching osmotic balance across a semipermeable membrane for non-charged molecules depends on:…

A: Osmosis is the movement of solvent  from higher water potential area to the lower water potential…

Q: Explain the behavior of water molecules in the isotonic solution.

A: The concentration of solute in the aqueous environment of cells can be used to define it. Hypertonic…

Q: Contrast the energetic difference between the diffusion of an electrolyte versus a nonelectrolyte…

A: The process of transfer of material from high concentration region to lower concentration under the…

Q: Other non-lipid-soluble molecules or ions, for which membranechannels are not present in the cell,…

A: The cell, which is the basic unit of all living organisms (both in terms of structure and function)…

Q: The electrochemical gradient across membranes is important in determining movement across membranes…

A: The electrical potential difference arises due to the separation of charges across the membrane,…

Q: The distribution of water is determined by solute concentrations. A hypertonic solution would cause…

A: Dissolving a substance in water creates concentration. If we dissolve even more substance then we…

Q: Assume a cell has an osmolarity of 10 mM. What will happen to that cell (swell, shrink, or stay the…

A: The cell is the basic unit of life. The cell has a mass of cytoplasm that is enclosed by a cell…

Q: If the solute concentration is greater inside the cell than outside the cell, water will move by…

A: When osmosis takes place there is no expenditure of energy in the form of ATP hence it is classified…

Q: Which transport mechanism would allow osmosis to occur between the intracellular and extracellular…

A: Diffusion: -Process of passive transport. -It helps in the movement of molecules from a higher…

Q: Rank the following solutes from lowest (1) to highest (5) membrane permeability:   Explain your…

A: composition of plasma membrane:  P-L-L-P,(Protein-lipid-lipid-protein) hydrophobic lipid tail…

Q: Left Compartment                                        Right Compartment 7 grams of Z per liter…

A: Osmolarity is the number of solute particles per litre of solution. When there is difference in…

Q: Which of the following membrane transport mechanisms requires expenditure of metabolic energy?…

A: Cell transport refers to the movement of molecules across the cell membrane. Molecule transport…

Q: The osmolarity at the bottom of the loop of Henle is

A: Loop of Henle is one of the few places in human body exhibiting counter current mechanism which…

Q: The ability of a hypertonic solution to "pull" in water from a hypotonic solution across a…

A: Plants  usage hydraulics to produce sufficient force to slash rocks and buckle sidewalks. Water…

Q: When a person becomes dehydrated the amount of water in extracellular fluids such as blood…

A: Osmosis is the movement of water molecules from an area of low solute concentration (high…

Q: The movement of water through a semipermeable membrane from a region of lower solute concentration…

A: A semi-permeable membrane is a membrane which allows partial transfer of molecules through it i.e.,…

Q: Active transport is ____________     movement of water down concentration gradient using a protein…

A: The movement of molecules across the plasma membrane of the cell depends on their concentration…

Q: Osmosis is a type of active transport, but specifically for water. True False

A: Introduction :- Osmosis is the naturally occurring net movement or diffusion of solvent molecules…

Q: Select the best answer or answers from the choices given: A physiologist observes that the…

A: The cell membrane or the plasma membrane can be described as the cell's border, which separates the…

Q: Would water molecules move faster when there is a high concentartion gradient or low concentartion…

A: Introduction  The net movement of anything, typically from a place of higher concentration to a…

Q: Define the following terms:a. osmosisb. osmotic pressurec. isotonic solutiond. membrane potentiale.…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: A cell is placed in a solution and it swells and bursts.  Explain what happened

A: Cells are the basic unit of life. Cells that perform similar functions form the same tissue. The…

Q: 2% urea is therefore (select all that apply): hyperosmotic isotonic hypotonic hypertonic…

A: Isotonic: A solution with the same concentration as the surrounding is known as an isotonic…

Q: True or false the cell membrane equalizes osmosis pressure to protect cell.

A: Introduction: Osmosis is the transfer of water molecules across a semipermeable membrane from a…

Q: Calculate the osmolarity of a 3% NaCl solution. Is this solution hypotonic OR hypertonic?

A: Osmolarity and osmolality are solute concentration units that are frequently used in biochemistry…

Q: How is osmolarity the same inside and outside of the cell if the ions are different on both sides?

A: Cells are surrounded by a semi-permeable cell membrane. The cell membrane is made of a phospholipid…

Q: Whereas electrical currents are carried by electrons in copper wire,they are carried by ions in…

A: In active transport particles are move across a cell membrane from a lower concentrations to higher…

Q: What would be the tonicity of a solution containing only a highly permeant solute Isotonic,…

A: Introduction A solution is a mixture of solvent and solute molecules that is homogenous. A solvent…

Q: How many calories of energy/osmole would need to be expended in order to concentrate a solute…

A: Solute = 75 fold  Generating a gradient 75 times as much solute on the one side of membrane than the…

Q: cell with a total of 0.3 osmol/L is placed into a solution with a total of 0.2 osmol/L.  It is…

A: Cell 0.3 osmol/L Solution 0.2 osmol/L  The osmotic particles cannot pass through the cell membrane.

Q: What is the resting membrane potential

A:

Q: A cell with intracellular osmolarity of 280 mOsm/L is placed into three different containers varying…

A: The correct answer is option C. 340 mOsm/L Here, a cell with intracellular osmolarity of 280 mOsm/L…

Q: Type of Solutes Non-permeable Permeable Solution A 300 0 Solution B 295 20 Solution C 270 30…

A: Osmosis : Movement of solvent molecules or water molecules from a region of low concentration or…

Q: a) 5.5% glucose and 0.9% NaCl have the same osmolarity. What is the osmolarity of these solutions?…

A: Introduction :- The osmolarity of a solution is defined as the number of osmoles of solute per liter…

Q: Predict the fate of a red blood cell placed in each of the solutions below. Explain why these…

A: Osmosis is the movement of a solvent across a semipermeable membrane toward a higher concentration…

Q: Even under isotonic conditions, there is a slow leakage of ions into animal cells. How does the…

A: Osmosis is biochemical process by which water moves from a less concentrated solution to more…

Q: Statement 1: The direction of diffusion of a solute across a membrane is determined by its…

A: Diffusion - It is the passive movement of solutes from a region of high concentration to a region of…