Cell Day

2. The parts of a cell that perform specific functions
5. Cells that do have a nucleus
9. A collection of tissues that carry out a specialized function of the body
10. The basic unit of life
13. The jelly like substance inside of a cell
15. A part of an organism consisting of an aggregate of cells having a similar structure and function
16. A collection of organs which carry out a certain function in the body
17. The powerhouse of the cell
19. The process where plants make energy
21. They store things in the cell such as water or waste

1. The organelle that cleans up waste in cells
3. Cells that do not have a nucleus
4. The molecule that carries genetic information for the development and functioning of an organism
6. This organelle gives plant cells structure
7. The thin layer that protects the cell by controlling what goes in and out of it
8. A net-like structure in the cytoplasm of animal cells
11. Organelles that hook amino-acids together to make proteins
12. This is the man who discovered cells
14. A living thing, such as an animal, a plant, a bacterium, or a fungus
18. The place where photosynthesis occurs in plant cells
20. The organelle that acts as a control center or brain