Biology Midterm Review
Across
- 2. organelle responsible for protein synthesis
- 5. This organelle stores DNA and controls the cell's activity
- 7. enzymes help to ____ the speed of a chemical reaction
- 9. type of relationship where both individuals benefit
- 10. structures that are used in mitosis to help pull apart sister chromatids
- 13. respiration in the absence of oxygen
- 15. all energy on earth derives from the ___
- 19. an organelle present in plant cells and absent in animal cells
- 21. enzymes are examples of this biomolecule
- 22. term for maintaining a steady state
- 23. Multicellular eukaryotic autotrophs belong to this kingdom
- 25. phase of mitosis where chromosomes align in the middle of the cell
Down
- 1. type of relationship where one individual benefits and the other is unaffected
- 3. organelle responsible for ribosome synthesis
- 4. plants reflect this color of light
- 6. type of organism can obtain energy directly from any of the other organisms in an ecosystem
- 8. reactant of photosynthesis
- 11. Selectively permeable structure surrounding the cell
- 12. longest phase of a cell's life
- 14. term for a non-living part of an ecosystem that shapes its environment
- 16. iodine solution turns black on a potato, this indicates the presence of
- 17. somatic cells are produced via
- 18. type of cellular transport that requires energy
- 20. diffusion of water
- 24. energy currency in our cells