1. Chapter 4 Cytoskeleton

2. You Must Know The structure and function of the cytoskeleton. Organelles found only in plant cells or only in animal cells. (Page 72-73)

3. Concept 4.6: The cytoskeleton is a network of fibers that organizes structures and activities in the cell The cytoskeleton is a network of fibers extending throughout the cytoplasm. It organizes the cell’s structures and activities, anchoring many organelles. © 2014 Pearson Education, Inc.

4. Figure 4.21 Receptor for motor protein Vesicle Motor protein (ATP powered) ATP Microtubule of cytoskeleton (a)Motor proteins “walk” vesicles along cytoskeletal fibers. Roles of the Cytoskeleton: Support and Motility

5. Microtubule Centrioles Centrosome Centrosomes and Centrioles – animal cells

6. Cilia and Flagella