Across
- 3. A long chain of carbons and hydrogens that stores lots of energy.
- 4. The typical weather pattern in an area over time.
- 8. Genes on DNA code for this.
- 13. Describes cell membrane's ability to regulate entry and exit.
- 17. Number of independent variables per experiment.
- 18. Organisms at the start of a food chain.
- 20. The process of taking the codons in mRNA and making a protein.
- 22. The three base message in mRNA that indicates an amino acid.
- 25. A molecule type that can function as storage or structure.
- 27. All species living together in an ecosystem.
- 28. Organism that fixes nitrogen from the atmosphere into usable form
- 29. Describes the solution outside a cell that has a higher salt concentration than the inside of the cell.
- 30. The earth and all its biotic and abiotic factors.
Down
- 1. Smallest living unit capable of all life functions.
- 2. A group of cells working together for a particular purpose.
- 5. A small molecule used to make a lager molecule.
- 6. A statement about what a scientist believes will happen in an experiment.
- 7. quick energy molecule for cells.
- 9. The job of a particular species.
- 10. Location of replication.
- 11. The process of turning DNA into mRNA.
- 12. Passive transport.
- 14. producer species are this.
- 15. Type of cell with no nucleus.
- 16. A nutrient cycle that traces the path of carbon dioxide.
- 19. The monomer used to make proteins
- 21. The total living mass at a level in the ecological pyramid.
- 23. The molecule that holds genetic information.
- 24. An area of the bioshpere that has a typical climate and living organisms.
- 26. Where an animal lives.