Across
- 3. Molecule made of amino acids, essential for life.
- 4. A protein that speeds up chemical reactions in the body.
- 5. Green pigment in plants used in photosynthesis.
- 6. Movement of water molecules through a semi-permeable membrane.
- 9. A community of living organisms and their environment.
- 11. The basic unit of life.
- 12. Any living thing, from bacteria to humans.
- 15. A change in an organism that improves survival.
Down
- 1. The process by which plants produce food using sunlight.
- 2. A group of similar cells performing a specific function.
- 7. A segment of DNA responsible for a specific trait.
- 8. Organelle responsible for protein synthesis.
- 10. The powerhouse of the cell.
- 13. The control center of a cell, containing DNA.
- 14. The molecule that carries genetic instructions for development and functioning.