It can separate large colloidal particles from small solute particles of a solution.    a. Dialysis   b. Facilitated diffusion   c. Osmosis   d. Diffusion

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Q: 3. As discussed in class, single lipid layers are a great way to package materials (like drugs or…

A: Introduction:- Lipids are a type of organic compounds that are mostly insoluble in water but they…

Q: Solid particles from broken apart plant and animal cells suspended in water.  A. Jellies    B. Foam…

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Q: Molecules in a fluid diffuse over time because A. they are pumped toward areas of higher…

A: Need to find why molecules in a fluid diffuse over time from the four given options.

Q: Enzymes are: A. proteins B. monomers C. lipids D. phospholipids

A: Enzymes helps to speed up the chemical reactions in the human body, that bind to the specific…

Q: 7. Use what you know about blood cells, tonicity, osmosis, and diffusion to explain why an IV drip…

A: Normal saline is usually 0.9%. This means there is 0.9G of salt (NaCl) per 100 ml of solution.…

Q: 10. A neutral aqueous solution has a 7.0 M H3O+ concentration b. contains neither hydronium ions nor…

A: The acidity of an aqueous solution is determined by the concentration of protons or hydronium ions…

Q: schematic of a time-release pill is shown below. Explain how it works from an osmotic pressure…

A: concentration. It is opposite to the process of diffusion. In the given picture a drug is needed to…

Q: 1. Give the properties of a colloidal system. What makes them different compared to suspensions and…

A: Colloids are formed when one substance is dispersed through another but does not combine to form a…

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: If radioactive guanine is added to the growth medium of cells, which macromolecules will be…

A: There are four nucleotide bases in DNA and RNA. Guanine (G) is one of these bases in DNA and RNA.…

Q: 3. Precipitation of proteins from aqueous solutions is caused by: A. Appearance of the charge of…

A: Proteins are polymers of amino acids. Therefore they are soluble in water as most of the amino acids…

Q: The ff. are phospholipids, except: OA. plasmalogen B. lecithin O c. cephalin O D. choline

A: Phospholipids are a group of polar lipids that consists of two fatty acids, glycerol and phosphate…

Q: Give the isoelectric points of following 2 tripeptides DRI and RID.

A: pI (isoelectric point) of an amino acid is the PH at which the amino acid carries zero net charge. A…

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: What is it mean: tempering? Select one: a. dissolution b. pre-crystallization c. melting of…

A: Tempering is a directed pre-crystallization method Or Tempering is also called pre crystallisation…

Q: Adenosine Triphosphate (ATP) is the energy currency of the cell in any metabolic activity of the…

A: Adenosine triphosphate (ATP) is a three-phosphate nucleotide. The addition of phosphorous to the…

Q: 7) Most drug receptors a. Carbohydrate b. Phospholipids c. Steroids d. Proteins e. Enzymes a

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Q: The most abundant intracellular cation is/ are  a. Na+ b. cytosolic Ca+ c. H+ d. K+ e.…

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Q: Unlike soluble, cytosolic proteins, transmembrane proteins are more difficult to purify, Which of…

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Q: 7. How do you explain the volume of liquid remaining when the egg was removed from the 1 cup syrup…

A: Osmosis is the process of diffusion of water or other solvents from the region of higher water…

Q: In the Chemical Changes experiment (E3) on copper, which of the steps can be omitted if our goal is…

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Q: Eating salty food is bad for our health. Does adding water to salty soup decreases the amount of…

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Q: To decrease ones' extracellular osmotic pressure one must drink a solution that is relative to…

A: c. hypotonic

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: Which lipid type is not an important structural component of the cell membrane structure?  a.…

A: The thin, living, elastic, semipermeable lipoproteinaceous membrane that is present around the cell…

Q: 1.In a tabular form a. Name 20 types of proteins b. There examples c. There functions

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Q: How does the final cleavage product of odd-chain fatty acids differ from even-chain fatty acids…

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Q: 20. Consider both setups why does more water enter the bag that leaves it.

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Q: Arrange the following by size, from largest (on the left) to smallest (on the right). A. a human…

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Q: Which of the following acts as lipid soluble radical trapping antioxidant?   A. Ascorbate B. Uric…

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Q: What is the primary driver of protein folding on a macro level?   a. Hydrogen bonding   b. Van der…

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Q: The protein structural level that could be least affected by hydrogen bond disruption is the A.…

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Q: 9. Which of the following molecules cannot be found in cell membrane? A. Triglyceride B. Cholesterol…

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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: Distinguish between a solute, solvent and a solution

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Q: Which structure is formed when fatty acid salts reacts with water? O Clathrate O Micelle O Monolayer…

A:

Q: Compare the values below. Which is greater, or are the two values equal? A. Solubility of uric acid…

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Q: data obtained by a group of students: Tube Results of Lugol's iodine Test 1 Yellow 2 3 4 5 Light…

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Q: Describe the organization of muscle at the tissue level.

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Q: A buffer system consists of A. a weak acid and its conjugate base. B. a weak acid and a proton…

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