Southern Methodist University - BIOL 3350ECB4_QuestionBank_Ch17
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ESSENTIAL CELL BIOLOGY, FOURTH EDITION CHAPTER 17: CYTOSKELETON © 2014 GARLAND SCIENCE PUBLISHING 17-1 Identify the cytoskeletal structures (black lines) depicted in the epithelial cells shown in ... Figure Q171. Figure Q171 17-2 Which of the following statements about the cytoskeleton is false? (a) The cytoskeleton is made up of three types of protein filaments. (b) The cytoskeleton controls the location of organelles in eukaryotic cells. (c) Covalent bonds between protein monomers hold together cytoskeletal filaments. (d) The cytoskeleton of a cell can change in response to the environment. 17-5 Rank the following cytoskeletal filaments from smallest to largest in diameter (1 = smallest in diameter, 4 = largest) ______ intermediate filaments ______ microtubules ______ actin filament ______ myofibril Intermediate Filaments 17-6 Which of the statements below about intermediate filaments is false? (a) They can stay intact in cells treated with concentrated salt solutions. (b) They can be found in the cytoplasm and the nucleus. (c) They can be anchored to the plasma membrane at a cell–cell junction. (d) Each filament is about 10 μm in diameter. 17-7 For each of the following sentences, fill in the blanks with the best word or phrase selected from the list below. Not all words or phrases will be used; use each word or phrase only once. Page 1 of 2 [Show More]
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