practice 6

practice 6 - PracticeQuestions 1 a DNA b cytoplasm c...

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____ 1. All of the following are   part   of a   prokaryotic cell  except a. DNA. b. cytoplasm. c. a plasma membrane. d. ribosomes. e. an endoplasmic reticulum. ____ 2. Which of the following compounds require the presence of the nuclear pores to move between the cytoplasm  and the interior of the nucleus? a. ribosomal RNA b. messenger RNA c. proteins synthesized in the cytoplasm that are part of ribosomes d. A and B only e. A, B, and C ____ 3. Of the following, which is probably the most common route for membrane flow in the endomembrane system? a. Golgi   lysosome   ER   plasma membrane b. vacuole   plasma membrane   nuclear envelope   smooth ER c. nuclear envelope   lysosome   Golgi   plasma membrane d. rough ER   vesicles   Golgi   plasma membrane e. ER  chloroplasts   mitochondrion   cell membrane ____ 4. Microfilaments are well known for their role in which of the following? a. ameboid movement (cytoplasmic streaming) b. formation of cleavage furrows c. contracting of muscle cells d. A and B only e. A, B, and C ____ 5. Which of the following relationships between cell structures and their respective functions is  not  correct? a. cell wall: support, protection b. chloroplasts: chief sites of cellular respiration (energy production) c. chromosomes: genetic control information d. ribosomes: site of protein synthesis e. mitochondria: formation of ATP ____ 6. The surface of an integral membrane protein would be best described as a. hydrophilic. b.
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This note was uploaded on 11/23/2009 for the course BIO 066.6 taught by Professor Darby during the Spring '09 term at Sierra.

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practice 6 - PracticeQuestions 1 a DNA b cytoplasm c...

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