BIOL150 Cell Vocabulary
Across
- 1. junction that forms a channel between two adjacent animal cells, enabling the cells to communicate
- 5. envelope double-membrane structure that is the outermost portion of the nucleus
- 7. junction that makes firm seal between two adjacent animal cells created by protein adherence
- 10. channel that passes between the cell walls of adjacent plant cells
- 11. compartment or sac within a cell
- 13. an instrument that magnifies an object
- 17. region of the endoplasmic reticulum that is studded with ribosomes and engages in protein modification and phospholipid synthesis
- 18. organelle in an animal cell that functions as the cell’s digestive component
- 19. region in animal cells made of two centrioles
- 21. narrowest element of the cytoskeleton system
- 24. a filament type composed of several intertwined strands of fibrous protein supports and anchors cells
- 29. cell type that has a membrane-bound nucleus and several other membrane-bound compartments or sacs
- 30. semi-solid fluid inside the nucleus
- 31. organelles responsible for cellular respiration
- 33. cell organelle that houses the cell’s DNA and directs the synthesis of ribosomes and proteins
- 34. cellular structure that carries out protein synthesis
- 35. short, hair-like structure
- 36. material secreted from animal cells that provides mechanical protection and anchoring for the cells in the tissue
Down
- 2. organelle that oxidizes fatty acids and amino acids and detoxifies many poisons using hydrogen peroxide
- 3. gel-like material of the cytoplasm in which cell structures are suspended
- 4. membrane phospholipid bilayer that separates the internal content of the cell from its surrounding environment
- 6. structure within the nucleus that is made up of chromatin
- 8. green pigment involved in photosynthesis
- 9. unicellular organism that lacks a nucleus or any other membrane-bound organelle
- 12. darkly staining body within the nucleus
- 14. apparatus eukaryotic organelle that sorts, tags, and packages lipids and proteins for distribution
- 15. small, membrane-bound sac that functions in cellular storage and transport
- 16. protein-DNA complex that comprises chromosomes
- 19. network of protein fibers that maintain the shape and allow movement of cells
- 20. central part of a prokaryotic cell in which the chromosome is found
- 21. widest element of the cytoskeleton system
- 22. plant cell organelle that carries out photosynthesis
- 23. region of the endoplasmic reticulum that has few or no ribosomes on its cytoplasmic surface and synthesizes carbohydrates, lipids, and steroid hormones; detoxifies certain chemicals (like pesticides, preservatives, medications, and environmental pollutants), and stores calcium ions
- 25. long, hair-like structure that extends from the plasma membrane and is used to move the cell
- 26. linkages between adjacent epithelial cells that form when cadherins in the plasma membrane attach to intermediate filaments
- 27. membranous structures within eukaryotic cells that modify proteins and synthesize lipids
- 28. membrane-bound sac which functions in cellular storage and transport
- 32. region between the plasma membrane and the nuclear envelope