BIOL150 Cell Vocabulary

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Across
  1. 1. junction that forms a channel between two adjacent animal cells, enabling the cells to communicate
  2. 5. envelope double-membrane structure that is the outermost portion of the nucleus
  3. 7. junction that makes firm seal between two adjacent animal cells created by protein adherence
  4. 10. channel that passes between the cell walls of adjacent plant cells
  5. 11. compartment or sac within a cell
  6. 13. an instrument that magnifies an object
  7. 17. region of the endoplasmic reticulum that is studded with ribosomes and engages in protein modification and phospholipid synthesis
  8. 18. organelle in an animal cell that functions as the cell’s digestive component
  9. 19. region in animal cells made of two centrioles
  10. 21. narrowest element of the cytoskeleton system
  11. 24. a filament type composed of several intertwined strands of fibrous protein supports and anchors cells
  12. 29. cell type that has a membrane-bound nucleus and several other membrane-bound compartments or sacs
  13. 30. semi-solid fluid inside the nucleus
  14. 31. organelles responsible for cellular respiration
  15. 33. cell organelle that houses the cell’s DNA and directs the synthesis of ribosomes and proteins
  16. 34. cellular structure that carries out protein synthesis
  17. 35. short, hair-like structure
  18. 36. material secreted from animal cells that provides mechanical protection and anchoring for the cells in the tissue
Down
  1. 2. organelle that oxidizes fatty acids and amino acids and detoxifies many poisons using hydrogen peroxide
  2. 3. gel-like material of the cytoplasm in which cell structures are suspended
  3. 4. membrane phospholipid bilayer that separates the internal content of the cell from its surrounding environment
  4. 6. structure within the nucleus that is made up of chromatin
  5. 8. green pigment involved in photosynthesis
  6. 9. unicellular organism that lacks a nucleus or any other membrane-bound organelle
  7. 12. darkly staining body within the nucleus
  8. 14. apparatus eukaryotic organelle that sorts, tags, and packages lipids and proteins for distribution
  9. 15. small, membrane-bound sac that functions in cellular storage and transport
  10. 16. protein-DNA complex that comprises chromosomes
  11. 19. network of protein fibers that maintain the shape and allow movement of cells
  12. 20. central part of a prokaryotic cell in which the chromosome is found
  13. 21. widest element of the cytoskeleton system
  14. 22. plant cell organelle that carries out photosynthesis
  15. 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
  16. 25. long, hair-like structure that extends from the plasma membrane and is used to move the cell
  17. 26. linkages between adjacent epithelial cells that form when cadherins in the plasma membrane attach to intermediate filaments
  18. 27. membranous structures within eukaryotic cells that modify proteins and synthesize lipids
  19. 28. membrane-bound sac which functions in cellular storage and transport
  20. 32. region between the plasma membrane and the nuclear envelope