biology vocab
Across
- 2. one parent produces copy of itself
- 4. chemical reactions to build or break down materials
- 10. CHON
- 11. acids CHONP
- 13. one species benefits and one is harmed
- 14. oxygen is not needed
- 17. more than one cell
- 19. complex and has nucleus
- 21. unicellular organism
- 22. maintaining internal environment
- 26. bacteria and no nucleus
- 27. science of classification
- 28. use mRNA to find corresponding animo acid
- 29. take energy from other living things
- 30. takes place in ribosome and proteins are made
Down
- 1. relationship where both species benefit
- 3. nourished body in order to live
- 5. living thing
- 6. chemical or physical change in environment
- 7. gradual change in species over time
- 8. one cell
- 9. factor that always stays the same
- 12. could be independent or dependent
- 15. biological catalyst
- 16. site of protein synthesis
- 18. DNA to mRNA
- 20. oxygen is needed
- 23. air bubble that surrounds earth
- 24. gets collected and analyzed
- 25. how plants make their own food