yeasts are able to produce high internal concentrations of glycerol to counteract the osmotic pressure of the surrounding media. suppose that a sample of yeast cells were placed in a 4% sodium chloride solution by weight.  The density of solution is at 25 C = 1.02 g/ml, Molecular weight of solute = 58.44 g/mol, i of glycerol = 1 and R=0.08205 L-atm/mol-K  What is the weight of solute in grams What is the moles of solute What is the volume of the solution in liters What is the molarity of the solution What is the value of the temperature to be used to solved for the osmotic pressure of the solution  What is the osmotic pressure of solution

Q: Which of the following must be true based on the data below for ligand L binding to protein A and to…

A: Proteins are biomolecules which catalyzes most of the biochemical reactions in all living cells and…

Q: Consider olive oil, an oil with a high percentage of fat derived from oleic acid (otherwise known as…

A: When the two hydrogen atoms of the fatty acids which adjoin the double bond are in the same chain,…

Q: The diffusion coefficient for a lipid in a membrane bilayer is 1.0  10-9 m2s-1. How long (s) will…

A: "Phospholipids" are a type of chemical molecule that has a hydrophilic head composed of a phosphate…

Q: Consider a suspension of particles (isoelectric point is at pH 6) in water at pH 2 and a NaCl…

A: Higher zeta potential values, either positive or negative, are necessary to ensure stability, and…

Q: If several like-charged proteins are bound simultaneously to an ion exchange column, they can be…

A: Ion-exchange chromatography is a protein purification technique that can separate proteins based on…

Q: In the experimental conditions described below, how many molecules of dextrose do you have to add to…

A: Osmosis is defined as the movement of solvent particles from a region of higher concentration to a…

Q: a) 1,3-Diisopropylurea is a relatively small, very hydrophobic molecule. Suppose that the [1.3-…

A: Plasma membrane is made up of lipids and proteins and is primarily hydrophobic so these hydrophobic…

Q: a. Rank the three cell membranes in terms of decreasing fluidity. Provide an explanation of your…

A: The plasma membrane is the outmost layer that holds the inner constituents of the cell and prevents…

Q: In the situations described below, what is the free energy change if 1 mole of Na* is transported…

A: The standard free energy change (∆G°) of a chemical reaction is the amount of energy released in the…

Q: o get an idea of the different sizes of various cellular components, do the following calculations:…

A: Protein is a macronutrient that is essential to building muscle mass. It is found throughout the…

Q: How many copies of a protein need to be present in a cell in order for it to be visible as a band on…

A: * Given that you can load 100 µg of cell extract onto a gel and can detect 10 ng in a single band by…

Q: 0.0 M sucrose = _______  0.008_____________ g/min 0.4 M sucrose = _______ -0.013_____________ g/min…

A: Osmosis preserves cell turgidity. It is the method by which plants retain their water content in the…

Q: Recently, consumption of trans fatty acids has been linked to high blood cholesterol levels and…

A: Introduction Trans fats:- It is a type of unsaturated fat that naturally occurs in small amounts in…

Q: Knowing that there is constant turnover of phospholipids in a cell’s membrane and that new…

A: A cell bilayer membrane is made of two layers that surround the cell and face each other, each layer…

Q: In the following situations, what is the free energy change if 1 mole of Na+is transported across a…

A: Free energy or Gibbs free energy G, is the energy available in a system to do useful work and is…

Q: Protein concentration can readily be determined using the Beer-Lambert law: A = e l c where A =…

A: According to Beer-Lambert law: A = e l c where A = absorbance e = molar absorption coefficient…

Q: For its stationary phase, a chromatographic column makes use of beads that carry a net negative…

A: Chromatography is a technique used for the separation of a mixture between mobile phase, which…

Q: In the experimental conditions described below, how many molecules of dextrose do you have to add to…

A: Solutions that have the same particle concentration and thus have the same osmotic pressure are…

Q: Identify the movement of water in surrounding medium and intracellular environment, given these…

A: Tonicity is a measurement of the effective osmotic pressure gradient, which is the difference in…

Q: A new protein namely protein X has been isolated by molecular biologists. The protein is shown to…

A: Protein:  Proteins are necessary nutrients for human health. They are a component of body tissue and…

Q: In an experiment, a 0.001 (mole fraction) solution of polysaccharide in water is made and is placed…

A:

Q: Below is a list of molecules with different chemical characteristics. Knowing that all molecules…

A: Introduction :- Estrogens are a class of hormones that play a critical function in women's sexual…

Q: Consider a negatively charged protein adsorbed on anion-exchange gel at pH 8. (a) How will a…

A: Proteins are essential nutrients for the human body. They are one f the building blocks of body…

Q: Student A says that he can insert any value of optical density in the equation of standard curve to…

A: Protein contains aromatic residues which absorb the maximum light of 280 nm wavelength. The amount…

Q: Suppose the concentration of glucose inside a cell is 0.1 mM and the cell is suspended in a glucose…

A: The movement of a molecule ion along or against a concentration gradient involves a change in free…

Q: The diffusion constant for glucose in water is 0.70 ✕ 10−5 cm2/s. About how much time would it take…

A:

Q: Ovalbumin is one of the main proteins in egg white. If you consider a diameter of 5.4486 x 10-9 m…

A: Given information : Diameter of the ovalbumin = 5.4486 × 10-9 m Radius = 5.4486 × 10-9 m2 = 2.7243 ×…

Q: Calculate the effective quantity (g) of sodium chloride related to tonicity in 100ml of an…

A: Intravenous (IV) fluid is referred to as the liquid that is administered into the body of the…

Q: Both α-keratin and collagen are examples of fibrous proteins. What is a fibrous protein? In 4-6…

A: Keratins and collagens are both fibrous, structural proteins. The protein alpha-keratin is found in…

Q: In the Nernst equation [V = 62 log10 (Co/ Ci)], the term Ci represents: the extracellular…

A: Dear student, as per our honour code, We are authorized to answer one question at a time, since you…

Q: We have isolated a mixture of 2 protein of the same molecular weight but different isoelectric…

A: The cationic means negative charge and anion is a positive charge column in column chromatography.

Q: An oligopeptide has the following amino acid sequence:…

A: Amino acids are the monomeric unit to form polypeptides. There are 20 different amino acids that…

Q: Ammonia (NH3) is a weak base that under acidic conditions becomes protonated to the ammonium ion in…

A: The cells are the basic structures found in all living organisms with viruses and viroids being the…

Q: What is the value for the w (water potential) of a cell when placed in a hypertonic saline solution…

A: Question -    What is the value for the ψw (water potential) of a cell when placed in a hypertonic…

Q: The cell membrane is both fluid and asymmetrical. Discuss asymmetry of the plasma membrane, as well…

A: The cell membrane is a thin, flexible, and selectively permeable layer that surrounds the cells of…

Q: 0.03 The uv spectrum of a protein solution shows A280 nm = 0.43 and A260 nm = What is the…

A: When working with proteins, one necessary part of any good assay is accurately determining how much…

Q: In an experiment, a 0.001 (mole fraction) solution of polysaccharide in water is made and is placed…

A:

Q: What is the correct order of permeability for the following four substances across a pure…

A: Plasma membrane is a semi-permeable membrane that allows only selective molecules to pass through…

Q: In a cell biochemistry study, 160,000 high-affinity binding sites for ADP were identified on each…

A: Given Values: [RT] = total binding sites on the platelets [R . L] = Bound sites with ADP [R L][RT] =…

Q: A red blood cell has an internal salt concentration of ∼150 mM. The cell is placed in a beaker of…

A: Hypertonicity is the condition, where the solution has a greater amount of solute than inside.

Q: The protein gamma globulin has an isoelectric point of 6.60. Suppose you did a pH titration of a…

A: Isoelectric point of a protein: Isoelectric point or pI of a protein is the pH at which a protein…

Q: Which lipid sample (butter/ oil) is soluble or miscible in 70% ethanol? Explain. Do you think the…

A: Solubility and miscibility are mostly interchangeably used because the resultant solution seems to…

Q: Charged Particle Concentration (mM) Inside Concentration (mM) Outside Na 15 150 K- 150 A- 100 Based…

A: The given question is about the conduction of impulse across the nerve membrane , This is because of…

Q: Table 5: Effect of Dietary Fiber on Bile Acid Adsorption Optical Density (OD) of Colored Filtrate…

A: A "healthy diet" is required for our system to work properly. All nutrients produced from good diet…

Q: 7. You want to separate these four proteins in a mixture: Isoelectric point Mol. Weight (kDa)…

A: A Physical method for the separation of compounds is called chromatography. In two…

Q: Which among the following statements is correct?   Group of answer choices Both statements are…

A: Proteins are the linear heteropolymers of twenty standard amino acids attached together via peptide…

Q: Piston C Piston D Solution A Solution B Semipermeable membrane Above is a crude cartoon of a…

A: Osmosis is a process by which molecules of a solvent tend to pass through a semipermeable membrane…

Q: 200 A (rad) 0.5 1.0 1.0

A: ATP Synthase i.e. the Complex V of the Electron Transport Chain is responsible for the synthesis of…