05. What kind of substances can’t permeate membranes by passive diffusion? a) Lipid-soluble b) Non-ionized substances c) Hydrophobic substances d) Hydrophilic substances 06. A hydrophilic medicinal agent Last Answer : d) Hydrophilic substances...
06. A hydrophilic medicinal agent has the following property: a) Low ability to penetrate through the cell membrane lipids b) Penetrate through membranes by means of endocytosis c) Easy permeation through the blood-brain barrier d) High reabsorption in renal tubules Last Answer : a) Low ability to penetrate through the cell membrane lipids...
In fluid mosaic model of plasma membrane (a) upper layer is non-polar and hydrophilic (b) upper layer is polar and hydrophobic (c) phospholipids form a bimolecular layer in middle part (d) proteins form a middle layer. Last Answer : (c) phospholipids form a bimolecular layer in middle part...
In normal phase HPLC: A. a hydrophilic stationary phase is combined with a non-polar mobile phase. B. a hydrophobic stationary phase is combined with a polar mobile phase. C. a hydrophobic ... a non-polar mobile phase. D. a hydrophilic stationary phase is combined with a polar mobile phase. Last Answer : A. a hydrophilic stationary phase is combined with a non-polar mobile phase...
Are the triglycerides polar? Last Answer : No. Glycerol is polar, but once the three fatty acids are added(in triglycerides) it becomes non polar....
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