Across
- 4. organisms that lack a membrane bound nucleus and membrane bound organelles
- 8. green pigment found in thylakoids
- 11. (2 words) large, fluid filled organelle that stores water, enzymes, metabolic wastes
- 14. structure inside the nucleus made of protein and DNA
- 15. (2 words) basic theory about the cellular nature of life
- 17. longer, hairlike structure that are far less numerous on certain cells
- 18. system of flattened, membranous sacs found in chloroplasts
- 21. unique feature of plant cells that contain their own DNA
- 23. fold on the inner membrane of mitochondria
- 24. short, hairlike structures that are very numerous on certain cells
- 26. (2 word) another name for plasma membrane
- 27. (2 words) rigid layer that lies outside the cell’s plasma membrane; made of cellulose
- 29. small, spherically shaped sacs that are surrounded by a single membrane and are classified by their contents
- 30. (2 words) double layer of phospholipids
- 31. hollow tubes made of protein called tubulin
- 33. (2 words) double membrane that surrounds nucleus
- 36. network of thin tube and filaments that crisscrosses the cytosol
- 37. What changes smooth ER to rough ER?
- 38. he looked at a piece of cork under a light microscope
- 39. named for the H2O2 produced when breaking down alcohol and killing bacteria
Down
- 1. DNA in a threadlike material when cell is not dividing is called this
- 2. organisms that are made up of one or more cells that have a nucleus and membrane bound organelles
- 3. subcellular structures that perform specific functions for eukaryotes
- 5. dense area of nucleus that acts as the site where DNA is concentrated when it is in the process of making ribosomal RNA
- 6. tiny organelles that transfer energy from organic molecules to ATP
- 7. use light energy to make carbohydrates from carbon dioxide and water
- 9. the fluid of the cell that contains organelles except the nucleus
- 10. (2 words) functions primarily as an intracellular highway that helps molecules move from one part of the cell to another
- 12. long threads of the protein actin and are linked end to end and wrapped around each other like two strands of rope
- 13. consists of two short cylinders of microtubules at right angles to each other and are situated near the nuclear envelope
- 16. (2 words) this outer boundary covers a cell’s surface and acts as a barrier
- 19. membrane bound organelle that contains a cell’s DNA
- 20. the smallest unit that can carry on all the processes of life
- 22. concentrated part of a prokaryote
- 25. jellylike liquid inside the cell that holds the contents of the nucleus
- 28. vesicles that contain digestive enzymes
- 32. organelles made of protein and RNA that direct protein synthesis in the cytoplasm
- 34. part of the cytoplasm that includes molecules and small particles, but not organelles
- 35. (2 words) location in a cell where proteins get “address labels” that direct them to other parts of the cell