Science Vocabulary

2. The process by which molecules move from an area of higher concentration to an area of lower concentration
4. The organelle that controls all of the cells activities
8. An instrument that makes small objects look larger
9. The rigid layer that surrounds plant cells
12. The organelle only found in plant cells that turns energy from the sun into food and gives the plant its green color
15. The organelles that contain substances that break down large food particles into smaller ones
16. The organelle that converts the energy stored in food to energy the cell can use to live and function
17. The widely accepted explanation of the relationship between cells and living things
19. Made of many cells
20. The organelle that stores water, food, and other materials that the cell needs

1. Tiny objects that make up and function inside organisms
3. A tiny cell structure that has its own special job in the cell
5. The fluid inside cells that holds all of the organelles together
6. Made of one cell
7. The organelle that receives, packages, and distributes proteins and other materials to other parts of the cell
10. The organelle with a network of membranes that produces many substances
11. The diffusion of water molecules across a selectively permeable membrane
13. The grain-shaped organelle that produces protein
14. Any substance that cannot be broken down into simpler substances
18. The organelle that decides what enters and exits the cell