Across
- 3. double stranded nucleic acid that contains genetic info. for cell growth and function
- 4. group of organisms consisting of similar individuals capable of exchanging gens or interbreeding.
- 7. electrically neutral group of 2 or more atoms held together by covalent chemical bonds.
- 8. species at serious risk of extinction
- 10. quantity of particular substance that can dissolve in a solvent
- 11. producing intended result
- 13. cell part. converts energy into forms usable by the cell. Site for cellular respiration.
- 14. to undergo change or alter
- 15. where a fresh water supply meets salt water (river and ocean)
- 17. system hard structure of bones that provides the frame of the body
- 18. acid complex organic substance present in cells
Down
- 1. changing the structure of a gene, resulting in variant form
- 2. indigenous to a place
- 4. substance that can dissolve
- 5. not easily convinced
- 6. solution solution in water
- 8. where all opposing forces are balanced
- 9. number and variety of a species
- 12. native not indigenous
- 16. process where a cell separates chromosomes in the nucleus into 2 identical sets; in 2 separate nuclei.