1. What is the osmolality of animal cell culture medium with 0.3 M NaCl?

Q: 7. · In the space provided, sketch a titration curve (pH vs H+ ions dissociated) of a phosphate…

A: pKa value of an ionization group is the pH at which it is 50% protonated and 50% deprotonated. At pH…

Q: Terms Similarity Difference Active Transport/Passive Transport 4. Osmosis -…

A: Introduction Active transport is the movement of substances across the cell membrane against a…

Q: 10. What if you placed the same cells into pure, distilled water (0% saline solution)? (Circle one…

A: Osmosis is the movement of solvent from a region of lower solute concentration to a region of higher…

Q: 1. Consider a cell with surface area 2.5 x 102 mm², initial water potential of -0.3MPa and membrane…

A: When the temperature and the pressure are held constant then the potential energy of the water to…

Q: Explain what happens to a a plamolysed cell when placed in a hypotonic solution

A: Plant cells experience a condition known as plasmolysis when they are exposed to a hypertonic…

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: 12. 1 B Required Study the diagram of the cell in the solution shown in the beaker below. 90% H₂O…

A: The diagram shows a cell containing 10% solute and 90% water in a beaker containing a solution of…

Q: (#3] (9 pts) Fill in the table by using the words "hypo", "iso", or "hyper" in the blanks to…

A: To define relative osmolarities between solutions, three terms are used: hyperosmotic, hypoosmotic,…

Q: 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. If you place a red blood cell into a solution of DISTILLED WATER…

A: The blanks are filled below according to the options given along.

Q: 36. Are the ions being moved along (down) a concentration gradient? Justify your answer.

A: Membrane transport mechanism is a mechanism which evaluates how ions / substances/ molecules are…

Q: ow many grams of a 1:3 mixture of glucose/glycerine would be required to make 2000mL of water…

A: Glucose is an essential component of the body and is known as blood sugar. Glycerin is used as a…

Q: The direction of diffusion of solutes is always: Oa. from higher to lower [solute] O b. from higher…

A: Diffusion is the movement of molecules from an area with higher concentration to an area with lower…

Q: 1. A. B. 2. C. A. B. BLEMS A membrane that is permeable to water separates 2 compartments of salt…

A: Introduction The movement of molecules from a region with a high concentration to one with a lower…

Q: . Which of the following correctly describe the colligative properties of aqueous solutions? I…

A: Biochemistry is an interdisciplinary field involving subjects such as biology and chemistry. It…

Q: 9. Consider a phospholipid vesicle containing 25 mM Na+ ions. The vesicle is bathed in a solution…

A: The objective of the question is to calculate the electrochemical potential for Na+ ions at 25 °C in…

Q: 6. What two values are measured to determine the concentration of a solution? If solutions A and B…

A: Passive diffusion is the most basic method for molecules to penetrate the plasma membrane. A…

Q: What fluids are considered isotonic?    0.9% saline   5% dextrose   5% dextrose with 0.45%…

A: Isotonic solutions are those that have osmotic pressure equal to that of our body fluids such as…

Q: 2. A red cell of normal osmolarity (300 mosm/l) is placed in the following solutions. Describe each…

A: The net movement of water across a semipermeable membrane from a low solute concentration area to a…

Q: 3. Paramecia are unicellular organisms that have contractile vacuoles to remove (pump) excess…

A: Osmoregulation is the process by which all the cells can establish their water and salt balance such…

Q: E Volume 46. The solid lines on the diagram indicate normal volumes and osmolalities of…

A: The cytosol found inside a cell is known as intracellular fluid. Extracellular fluid, which…

Q: Solution Solution 1 Solution 2 Solution 3 NaCl (moles) 0.15 0.05 0.2 urea (moles) 0.1 0.2 0.05…

A: Number of particles of a solute in one liter of solution is defined as osmolarity. It is expressed…

Q: 6. Complete the following table: SOLUTE NaCl Urea CaCl₂ CaCl₂ MOLARITY (mole/L) 3 0.2 OSMOLARITY…

A: In healthcare settings and biology labs, it’s frequently useful to consider how answers will have an…

Q: discuss the structure of detergents and explain how they help purify membrane proteins from the…

A: Detergents are amphiphatic molecules containing polar or charged head and a non-polar or hydrophobic…

Q: 6) Calculate what is sodium chlorine participation in the osmotic pressure of blood plasma if its…

A: Osmotic pressure is the amount of force needed to be supplied to a solution in order to prevent…

Q: in what direction water flows by osmosis through a semipermeable membrane when placed in a hypotonic…

A:

Q: 7. Can solutions with the same concentration of different solutes have different osmotic pressures?

A: The osmotic pressure required to prevent the inward flow of a solution's pure solvent through a…

Q: 12. Compare the % amount of fluid inside cells (intracellular fluid or cytosol) and outside of cells…

A: Circulatory system is a type of body system which is involved in circulation of body fluids and…

Q: Use each of the words hypotonic, hypertonic, and isotonic correctly in separate sentences.

A: The process of maintaining the salt and water balance across the membranes of the cell is called…

Q: What will happen to a red blood cell in an isotonic, hypotonic and hypertonic solution? explain…

A: Tonicity is the tension developed in a system due to the presence of osmotically active substance in…

Q: For each statement, indicate whether energy is or is not required. Osmosis Bulk transport 1.…

A: Cellular transport is important for the transport of small molecule and nutrients for the cell .…

Q: 1:58 l 5GE Done 21 of 23 In order to model osmosis, students created an artificial cell using…

A: Cell is defined as the basic membrane-bound unit that will contain the fundamental and essential…

Q: Final Mass Initial Mass Difference Percent Difference 1 0.8 0.20 25.00 OM sucrose 0.1 M sucrose 0.9…

A: Diffusion is the movement of water from a region of low solute concentration to an area of high…

Q: You are attempting to rupture cells. You systematically dilute a lysis buffer of ammonium sulfate in…

A: The term molarity is associated with the number of solute molecules present in a solution in one…

Q: 360 mOsm 0.36 mOsm

A: Tonicity is a concept that deals with movement of water and its effect into and out of cells. The…

Q: What could be inferred about the level of concentration of the solution inside and outside of the…

A: Solution is basically formed of two components. These components are :-  I ) Solute :- The solid…

Q: Water molecules 00 (a) (b) (c) Solute molecules

A: osmosis is the net movement of water across a semipermeable membrane from an area of lower solute…

Q: On the basis of the indicator test for glucose what must have happened to the glucose molecules that…

A: Glucose  Glucose is the simplest form of sugar having formula C6H12O6. It a kind of reducing sugar…

Q: Define the following terms: a. solvation sphere b. amphipathic c. micelle d. hydrophobic effect e.…

A: The solvent interface of a biomolecule that constitutes the solute is known as the solvation sphere.…

Q: Suggest a reason why inorganic ions, such as K+, Na+, Ca2+, and Mg2+, do not cross biological…

A: Plasma membrane is made up of phospholipid bilayer. Along with phospholipids it also contains two…

Q: Define the following terms: a. hydrocarbon tails b. polar head c. dialyzing membrane d. van’t Hoff…

A: Define the following terms:a. hydrocarbon tailsb. polar headc. dialyzing membrane

Q: Percent Change in Weight (%) 10 5 0 -15 -20 -25 -30 Osmosis and it's Effect on Potato Weight Change…

A: Passive diffusion is a type of membrane transport mechanism in which substances moves from high…

Q: PLASMOLYSIS Elodea 24. On the basis of your knowledge of osmosis, predict what will happen to the…

A: The physical and passive process by which movement of solvent or water molecule between two solution…

Q: % change in weight Effect 30 20 10 -10 -20 -30

A: All the organisms need to survive in an environment that is amicable for its growth and development.…

Q: What is the osmolarity of the potato cells? The data is attached in two tables.

A: Osmolarity is defined as the number of moles of solute present in 1 liter of solution. When a…

Q: Two compartments are separated by a semipermeable osmotic membrane through which only water…

A: Osmosis is the movement of water across the semipermeable membrane driven by the difference in…