Across
- 3. a membrane-bound organelle found in eukaryotic cells
- 6. also known as allelic drift or the Wright effect
- 7. the process by which a parent cell divides into two daughter cells
- 8. is the division of a single entity into two or more parts
- 10. the variety and variability of life on Earth.
- 13. is the scientific study of microorganisms
- 14. the branch of animal biology
Down
- 1. the origin of life
- 2. also called inheritance or biological inheritance
- 4. the termination of a kind of organism or of a group of kinds
- 5. consists of all the organisms and the physical environment
- 9. is the scientific study of functions and mechanisms in a living system
- 10. a member of a large group of unicellular microorganisms
- 11. large biomolecules and macromolecules
- 12. any close interaction between two organisms