The presence of in the plasma membrane can increase the fluidity of the

The presence of in the plasma membrane can increase

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43) The presence of ________ in the plasma membrane can increase the fluidity of the membrane. A) cholesterolB) integral membrane proteinsC) peripheral membrane proteinsD) glycoproteinsE) phospholipidsAnswer: ADiff: 5 Page Ref: 30 44) Which of the following is NOT found in plasma membranes? BDiff: 5 Page Ref: 30 45) Which of the following components of the plasma membrane forms ion channels? DDiff: 5 Page Ref: 31 46) Which of the following is NOT an integral membrane protein? EDiff: 8 Page Ref: 31 47) Which of the following is an amphipathic molecule? A) peripheral membrane proteinB) integral membrane proteinC) glycogenD) glucoseE) triglycerideAnswer: B Diff: 5 Page Ref: 31 11
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48) Which of the following is NOT an amphipathic molecule? DDiff: 6 Page Ref: 31 49) The layer of carbohydrates on the external surface of a cell is called what? BDiff: 2 Page Ref: 32 50) The ________ is the site of ribosomal RNA production. BDiff: 4 Page Ref: 32 51) Where is the genetic code stored? A) brainB) heartC) nucleusD) Golgi apparatusE) cytoplasmAnswer: CDiff: 2 Page Ref: 32 52) Where inside a cell is glycogen stored? C Diff: 3 Page Ref: 32 12
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53) Lipophobic molecules that are to be released by cells are stored in membrane-bound structures called ________. ADiff: 4 Page Ref: 32 54) Continuous with the outer portion of the nuclear pore, this membrane-bound structure functions in the synthesis of secretory proteins, integral membrane proteins, or proteins bound for other organelles. ADiff: 3 Page Ref: 33
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