Across
- 2. the basic unit of structure and function in an organism
- 4. all of the living and non-living parts of an area
- 5. the lobe of the brain that plans and make decisions
- 7. the cell organelle that stores DNA
- 8. an organism that must eat another organisms to survive
- 9. a pure substance of atoms bonded together
- 11. an organism's role in an ecosystem
- 15. the domain of life that includes all organisms that have cells with a nucleus
- 18. a type of matter made up of only one type of atom
- 19. the smallest piece of an element
- 21. the study of how organisms interact with their environment
- 22. a single type of organism
- 24. the process of pulling memories out of storage
- 26. single celled organisms that no not have a nucleus
- 27. an atom that has gained or lost an electron
- 28. a section of DNA that codes for a protein
- 29. the level of biological classification between domain and phylum
Down
- 1. a eukaryotic organism that is multicellular and has chloroplasts
- 2. the study of matter and how it changes
- 3. the positively charged particle in an atom
- 4. the negatively charged particle in an atom
- 6. a listing of the 118 known elements
- 10. the molecule that stores genetic information
- 12. elements on the left side of the periodic table
- 13. substance that takes up space and has mass
- 14. an organisms that breaks down organic matter
- 16. a positively charged ion
- 17. the region of the brain that stores muscle memory
- 20. a group of individuals of the same species
- 23. the powerhouse of the cell
- 25. the type of bond where two atoms share electrons