1. Cell Diversity

2. Cell Shape
Cell shape depends on the function of the cell

3. Cell Size
Cell size is limited by the outer surface area to its volume

4. 3 Basic Parts of ALL Cells
Plasma Membrane
Cell’s outer boundary
Barrier between inside and outside of cell
Controls what goes in and out of the cell

5. 3 Basic Parts of ALL Cells
2. Cytoplasm
Region in the cell that contains
Fluid
Cytoskeleton
Organelles except nucleus

6. 3 Basic Parts of ALL Cells
3. Nucleus
Control center of the cell
Contains DNA

7. Prokaryotes
Lack nucleus
Lack organelles

8. Eukaryotes Have nucleus Have organelles
Generally larger than prokaryotic cells

9. Colonies
Genetically identical organisms that live in connected groups.
Not multicellular

10. Multicellular
Tissues- similar cells that carry out a specific function
Organ- groups of tissues that perform a particular job
Organ system- group of organs that accomplish a related task

11. Homework Due Monday, October 19, 2009
Chapter 4, Section 2 Review, page 76 (1-5)