cells

2. wall – Found only in plants, it gives structure and keeps the cell strong.
3. – Many working as one — describes complex living organisms.
8. – Cell type that has a true nucleus and organized parts.
11. – A complete organism made from only one microscopic part.
14. membrane – The thin protector that controls what goes in and out of the cell.
15. – Simple cell with no true nucleus or membrane-bound parts.
17. permeability – Property of a barrier that acts like a gatekeeper for materials.
18. apparatus – Packages and delivers materials inside the cell like a shipping center.
19. – Water’s secret way of moving through a barrier to even things out.
20. – The slow spread of particles until everything is balanced.

1. – The part of the cell that stores genetic information and controls activity.
4. – Tiny hairs that move a cell or help it sense its surroundings.
5. – Green parts that turn sunlight into food energy.
6. theory – The idea stating that every living thing is built from these basic units.
7. – The thick fluid that fills the inside of a cell and holds organelles.
9. reticulum – Network that moves proteins and lipids around the cell.
10. – Storage bubbles inside cells that hold food, water, or waste.
12. – A small structure inside the nucleus that builds something needed for protein-making.
13. – Cleans up the cell by breaking down unwanted materials.
16. – The organelle that turns nutrients into usable energy.