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Organelles

Published on Nov 19, 2015

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PRESENTATION OUTLINE

1.

Organelles

Photo by Pink Sherbet Photography
2.

Objectives

  • Define the roles of vesicles and vacuoles
  • Distinguish types of vesicles
  • Describe the function of centrioles
  • Describe how a cell can move
  • (this is basal cell carcinoma)
Photo by Albaraa Mehdar
3.

Vesicles

  • Transport vesicles
  • Lysosomes
  • Peroxisomes (self-replicate!)
Photo by TheJCB
4.

Vacuoles

  • Excrete
  • Secrete
  • Store
5.

Centrioles

  • Rod-like structures 
  • Short microtubules
  •  1 centriole = 9 groups of 3 microtubules
  • Two perpendicular centrioles =centrosome
Photo by Pink Sherbet Photography
6.

Those microtubules are also used by cells to move.

Photo by Census of Marine Life E&O
7.

Movement

  • Cilia
  • Flagella
8.

Pseudopodia are extensions of the cytoplasm formed by microfilaments.

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