05:24Cell Membranes: The Phospholipid Bilayer | A-level Biology | OCR, AQA, EdexcelSnapRevise1533views1rank
Multiple ChoiceWhich of the following statements about the role of phospholipids in the structure and function of biological membranes is correct? 1807views1rank
Multiple ChoiceThe plasma membrane is referred to as a "fluid mosaic" structure. Which of the following statements about that model is true? 2745views1rank
Multiple ChoiceConsider the currently accepted fluid mosaic model of the plasma membrane. Where in the plasma membrane would cholesterol most likely be found? 1183views1rank
Multiple ChoiceWhich of the following statements concerning carbohydrates associated with the plasma membrane is correct? 1927views
Multiple ChoiceConsider the currently accepted fluid mosaic model of the plasma membrane. Where in the membrane would carbohydrates most likely be found? 1146views
Textbook QuestionWhat is a fiber composite? How do cellular fiber composites resemble reinforced concrete?1112views
Textbook QuestionAccording to the fluid mosaic model of membrane structure, proteins of the membrane are mostly a. spread in a continuous layer over the inner and outer surfaces of the membrane. b. confined to the hydrophobic interior of the membrane. c. embedded in a lipid bilayer. d. randomly oriented in the membrane, with no fixed inside-outside polarity.2950views
Textbook QuestionWhich of the following factors would tend to increase membrane fluidity? a. a greater proportion of unsaturated phospholipids b. a greater proportion of saturated phospholipids c. a lower temperature d. a relatively high protein content in the membrane2237views
Textbook QuestionWhich best describes the structure of a cell membrane? a. proteins between two bilayers of phospholipids b. proteins embedded in a bilayer of phospholipids c. a bilayer of protein coating a layer of phospholipids d. cholesterol embedded in a bilayer of phospholipids2232views
Textbook QuestionWhich of the following is one of the major components of the plasma membrane of a plant cell? a. phospholipids b. cellulose fibers c. collagen fibers d. pectins1024views
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