Cytoskeleton

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L9 of BIOL10110

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8 Terms

1
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What is the structure of cytoskeleton?

network of fibres extending through cytoplasm

  • microtubules

  • microfilaments

  • intermediate filaments

  • accessory proteins

2
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What is the overall function of the cytoskeleton?

shape maintenance → change (pseudopodia)

organisation

motility (“walking”)

3
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what are microtubules?

hollow tubes with tubulin

4
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What is the function of microtubules?

  • shape cell

  • guiding organelle movement

  • separating chromosomes

5
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What does microtubules control the beating of?

flagella + cilia

6
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how do flagella + cilia move

dynein causes bending movement

dyenin has “feet” that walk along microtubule

7
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