Cell Crossword
Across
- 3. This lens should never be used with the coarse adjustment lens.
- 5. Robert Hooke observed this under his microscope and saw cells that were no longer alive.
- 8. All _____________ are composed of cells.
- 9. What is the part you place the slide on?
- 10. _____________ is the thick fluid region of the cell that allows the cell to keep its shape.
- 11. There are three to four that allow you to observe things at different magnification.
- 13. This scientist observed cells first when he looked at some dead bark under his microscope.
- 15. The ______________ is a thin layer that surrounds the nucleus and controls what enters and exits the nucleus.
- 17. This is used to focus the medium and low lenses.
- 19. Located under the stage, brings in light to allow specimen to be observed.
- 22. A widely accepted explanation of the relationship between cells and living things.
- 23. This form the parts of an organism and carry out it's functions.
- 26. This is the lowest setting of magnification used to observe things.
- 27. This is used to focus on something when using the high power lens.
- 31. An organelle that breaks down large pieces of food into smaller pieces.
- 32. Leeuwenhoek named the single celled organisms he observed this, which means little animals.
- 33. This magnification setting can zoom in 100 times.
- 35. ______________ converts energy from food into energy the cell can use to carry out it's functions.
- 36. All cells come from ___________ cells.
- 37. This scientist observed the first living cells under his microscope.
- 38. This organelle produces proteins.
Down
- 1. An organelle found just inside the cell membrane and contains all of our DNA.
- 2. The largest part of a plant cell that stores water, food and other materials is the ______________.
- 4. This organelle prepares and distributes proteins through the cell.
- 6. This scientist concluded that all animals are made up of cells.
- 7. This controls the amount of light that reaches the slide.
- 12. This organelle carries ribosomes from one end of the cell to the other.
- 14. This scientist proposed that all cells come from other previously existing cells.
- 16. This organelle is only found in plant cells and captures energy from sunlight and converts it into energy the cell can use.
- 18. Main controls center of a cell that makes sure all the organelles are properly functioning is the ______________.
- 20. These keep the slide from slipping.
- 21. You should use both ____________ to carry a microscope.
- 23. A thin layer that surrounds plant and animal cells and controls what enters and leaves a cell is called the _____________.
- 24. Cells are the ________________ of structure and function in living things.
- 25. A rigid organelle that surrounds a plant cell is called the __________.
- 28. This part of a microscope rotates so that different lenses can be used to examine the slide.
- 29. This is used to support the whole microscope.
- 30. This is used to carry the microscope, it supports the body tube and stage.
- 34. After much observing this scientist concluded that all plants are made up of cells.
- 39. this part connects the eyepiece and the objective lenses.