Cells

3. Green organelles in plant cells where photosynthesis occurs
7. The scientific principle that explains the fundamental nature of cells
8. A complete living thing made of one or more cells
12. The genetic material that contains instructions for building and maintaining cells
14. The energy currency that cells use to power their activities
16. The process by which cells divide to create new cells
19. Specialized structures within cells that perform specific functions
20. Describes organisms made of only one cell
22. The process that releases energy from food in cells
23. Everything inside the cell except the nucleus
24. The sugar produced during photosynthesis that stores energy

1. The powerhouse organelles that produce energy for the cell
2. The mixture of water and sugars found in plant cell vacuoles
4. A structure made of different tissues working together
5. The outer boundary of a cell that controls what enters and exits
6. The process by which plants capture sunlight and make glucose
9. Describes organisms made of many cells working together
10. Large fluid-filled organelle in plant cells that helps maintain shape
11. The control center of the cell that contains DNA
13. The scientist who first observed and named cells in 1665
15. The instrument used to observe tiny structures like cells
17. A group of similar cells working together to perform a function
18. The basic units of life that all living things are made from
21. The jelly-like fluid that fills the cell and gives it shape
23. The plant material that Robert Hooke first observed under his microscope