1. The Cell

2. Cell Theory The Cell is the smallest unit of life
Cells come from existing cells
All cells use energy and have a metabolism
All cells have a plasma membrane
All cells have genetic information in the form of DNA

3. Cell Size

4. Cell Size

5. Ribosomes

6. Prokaryotic Cells

7. Prokaryotic Cells

8. Eukaryotic Cells

9. Eukaryotic Cells

10. Nucleus
Nuclear Lamina
Chromosomes
Chromatin
Nucleolus

11. Rough Endoplasmic Reticulum
Secrete glycoproteins
Produce membranes

12. Smooth Endoplasmic Reticulum
Synthesis of lipids
Detoxify the cell
Stores calcium ions

13. Golgi Apparatus The warehouse of the cell Cis Face Trans Face Modifies
Stores
Ships
Cis Face
Trans Face

14. Lysosomes

15. Vacuoles / Vesicles

16. Endomembrane System

17. Mitochondrion

18. Chloroplast / Plastid

19. Peroxisome

20. Cytoskeleton
Microtubules
Microfilaments
Intermediate Filaments

21. Microtubules Maintenance of cell shape Cell motility
Chromosome division
Organelle movement

22. Microfilaments Maintenance of Cell Shape Changes in Cell Shape
Muscle Contractions
Cytoplasmic Streaming
Cell Motility
Cell Division

23. Centrioles, Cilia and Flagella

24. Intermediate Filaments
Maintenance of Cell Shape
Anchorage of Nucleus and Organelles
Formation of Nuclear Lamina

25. Cell Walls

26. Extracellular Matrix

27. Intercellular Junctions
Tight Junctions
Desmosomes (anchoring junctions)
Gap Junctions

28. Plasmodesmata

29. Autogeneous & Endosymbiosis