Across
- 7. do not serve any function
- 9. expresses hot or cold
- 10. cell that lacks a nucleus
- 12. carries information on looks and functions
- 14. contains cells chromosomes
- 16. production of offspring
- 17. carries genetic information
- 18. an individuals collection of genes
- 19. state of steady internal physical
Down
- 1. "power house of cells"
- 2. the changes over generations
- 3. set of observable characteristics
- 4. the scientific study of genes and heredity
- 5. mixture composed of two or more substances
- 6. early stage of development
- 8. possesses a clearly defined nucleus
- 11. small cavity or space in tissue
- 13. link amino acids together
- 15. liquid that fills the inside of the cell
- 20. pore found in the epidermis of leaves