The Cell Lecture 5

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  • Created by: saraht83
  • Created on: 29-04-16 11:22

1. What are microtubules?

  • rigid intercellular skeleton, tracks membrane proteins
  • rigid intracellular skeleton, tracks membrane proteins
  • rigid intracellular skeleton, tracks motor proteins
  • rigid intercellular skeleton, tracks motor proteins
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2. What is the purpose of a centrosome?

  • serves as main mitosis organising centre
  • serves as main microtubule organising centre
  • serves as backup microtubule organising centre
  • serves as main meiosis organising centre

3. What are kinesins?

  • motor proteins that move toward plus end (cell edge)
  • motor proteins that move toward nucleus
  • motor proteins that move toward minus end (centrosome)
  • motor proteins that move toward cell centre

4. What are dyneins?

  • motor proteins that move toward nucleus
  • motor proteins that move toward plus end (cell edge)
  • motor proteins that move toward minus end (centrosome)
  • motor proteins that move toward cell centre

5. What are PCM?

  • proteins responsible for chromatid nucleation and anchoring
  • proteins responsible for microtubule nucleation and anchoring
  • proteins responsible for chromosome nucleation and anchoring
  • proteins responsible for mitosis nucleation and anchoring

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