1. ROBERT HOOKE 1 st to see cells

2. Cork Cells

3. Cork cells. Are they living? Which cell part are we seeing here?

4. Hookes’ actual sketch of cork Cells done in 1653

5. CELL THEORY ALL living things are made of 1 or more cells CELLS come only from other living cells A CELL is the basic unit of structure and function in all living things

6. A THEORY Is NOT an educated Guess.

7. A THEORY * Explains many observations * Is Testable * Could be disproven * Allows us to make accurate predictions

11. Find: Mitochondria, endoplasmic reticulum, ribosomes

19. CHLOROPLASTS

20. Chloroplasts. Where photosynthesis happens

23. Large central vacuoles in plant cells

25. Golgi Complex

26. Photo: Golgi complex pinching off vesicles full of proteins.

27. Photo of a golgi complex

30. Golgi 3D View

32. Bacteria Cell

33. Cells have an internal skeleton

35. An Onion Cell Nucleus absorbs iodine and stains darker than the cytoplasm

37. Fluorescent stain makes nucleus glow Blue

38. Another color stain. Nuclei are dark red

39. Cancer Cells often have more than 1 nucleus

40. Cancer cell with several nuclei

41. Evidence of cancer ?

42. Is There evidence of cancer?