Across
- 2. Basic structural unit of life.
- 5. Process by which plants convert light into energy.
- 7. Chemical messenger regulating body functions.
- 10. Living individual entity.
Down
- 1. Study of interactions among organisms and their environment.
- 3. Catalyst for biochemical reactions.
- 4. Cell division for growth and repair.
- 6. Gradual process of change over generations.
- 8. Complete set of an organism's genetic material.
- 9. Genetic material carrying hereditary information.