2. Cell Chemistry & Cell Components
Biological Membranes
2. Cell Chemistry & Cell Components
Biological Membranes
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- Multiple Choice
The fluid mosaic model of the membrane proposed that membranes:
5804views88rank - Multiple ChoiceWhy are cell membranes composed primarily of hydrophobic molecules?2794views1rank
- Multiple ChoiceWhich of the following statements about the role of phospholipids in the structure and function of biological membranes is correct?2367views1rank
- Multiple ChoiceThe plasma membrane is referred to as a "fluid mosaic" structure. Which of the following statements about that model is true?3155views1rank
- Textbook QuestionWhat is a fiber composite? How do cellular fiber composites resemble reinforced concrete?1470views
- Textbook QuestionAccording to the fluid mosaic model of membrane structure, proteins of the membrane are mostlya. 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.3277views
- Textbook QuestionWhich of the following factors would tend to increase membrane fluidity?a. a greater proportion of unsaturated phospholipidsb. a greater proportion of saturated phospholipidsc. a lower temperatured. a relatively high protein content in the membrane2667views
- Textbook QuestionWhich best describes the structure of a cell membrane?a. proteins between two bilayers of phospholipidsb. proteins embedded in a bilayer of phospholipidsc. a bilayer of protein coating a layer of phospholipidsd. cholesterol embedded in a bilayer of phospholipids2675views