Across
- 3. Site of protein synthesis in cells
- 7. Scientific name for the bacteria known as "blue-green algae"
- 8. A single-celled organism that does not have a membrane-bound nucleus
- 9. Theory explaining the origin of chloroplasts and mitochondria
- 10. Green pigment essential in photosynthesis
- 12. An organism that has adapted to living in water
Down
- 1. An organism that can tolerate harsh environments
- 2. Process used by plants and bacteria to convert sunlight to chemical energy
- 4. Collective name for toxins produced by cyanobacteria
- 5. Typical shape of genetic material in prokaryotic cells
- 6. Consisting of a single cell
- 11. Byproduct of photosynthesis