题目内容

Which of the following is NOT the function of smooth ER ()

A. intracellular transport
B. protein synthesis
C. carbohydrate metabolism
D. lipid metabolism

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The part of the cytoskeleton along which long distance transport of vesicles occurs (for instance, through axons from the cell body to the terminus) is called: ()

A. a microtubule
B. a microfilament
C. an intermediate filament
D. an ultramicrotubule

What mechanism is responsible for movements of cilia and flagella? ()

A. Kinesin moving on actin filaments
B. Dynein moving on actin filaments C ) Dynein moving on microtubules
C. Myosin moving on actin filaments

You have an assembly of polymerized protein, the monomer of which has a central rod-like domain flanked by N-terminal and C-terminal domains. What is this assembly? ()

A microtubule
B. An actin filament
C. An intermediate filament
D. Microbody

Which one of the following matches is INCORRECT? ()

A. rough endoplasmic reticulum –lipid synthesis
B. peroxisome -fatty acid breakdown
C. nuclear pores -RNA transport
D. lysosome -digestion of macromolecules

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