Across
- 3. the study of microscopic structure and function of cells and associated tissue.
- 10. are metabolically active specialized structures within the cell.
- 14. three-dimensional system of support within cell.
- 16. Cells with similar characteristics of form and function are grouped together.
- 17. metabolically inert substances or transient structures within cell.
- 18. Clear constricted area where two chromatids of chromosome are joined.
- 20. substance transparent substance that fills in spaces between tissue cells.
- 22. period when cell is between divisions but is growing and functioning.
- 23. pores Avenues of communication between inner nucleoplasm and outer cytoplasm.
- 25. complex does the segregating, packaging, and transporting from of the new protein from the ER, and is known as the "distribution center" for the cell.
- 26. are organelles produced by the golgi complex and function in both the intracellular and extracellular digestion by the cell.
- 29. intercellular junction between two cells.
- 30. reticulum consists of parallel membrane-bound channels, and acts as a "highway" system for the cell.
- 31. the fluid part within the nucleus.
- 32. are the tiny sphere shaped organelles in the cell, and function as mobile "protein factories" for the cell.
- 33. projections on the cell surface that are fewer and longer than cilia.
- 34. Separate concentrations of chromatin in dividing nucleus of cell.
- 36. Chief nucleoprotein in nondividing nucleoplasm.
- 38. final phase of mitosis with division into two daughter cells and reappearance of the nuclear membrane.
- 41. the engulfing and then digesting of solid waste and foreign material by the cell through enzymatic breakdown of the material.
- 42. intermediate filaments having major role in intercellular junctions.
Down
- 1. holds two centrioles and is located near the nucleus, and plays a big part in a cell's ability to reproduce.
- 2. two filamentous daughter chromosomes joined at centromere during cell division.
- 4. Various tissue types are bonded together.
- 5. Spaces or cavities within the cytoplasm.
- 6. pair of cylindrical structures in the centrosome.
- 7. the semifluid part contained within the cell membrane as well as the skeletal system of support or cytoskeleton.
- 8. plural for nucleus.
- 9. forms intercellular junction involving attachment of cell to nearby noncellular surface.
- 11. the uptake of materials from the extracellular environment into the cell.
- 12. Rounded nuclear organelle centrally placed in nucleoplasm.
- 13. Group of organs functioning together.
- 15. envelope a double-layered membrane that surrounds the nucleus.
- 19. junctions mechanical attachments between cells or between cells and nearby non-cellular surfaces.
- 21. projections on the cell surface that are more numerous and shorter than flagella.
- 23. is the largest, densest, and most conspicuous organelle in the cell when it is examined microscopically.
- 24. are the most numerous organelles in the cell, and are associated with energy conversion and thus the "power stations" for the cell.
- 27. filaments components of cytoskeleton.
- 28. The smallest living unit of organization in the body.
- 34. membrane surrounds the cell and acts as a "gatekeeper" for the cell's interior.
- 35. second phase of mitosis in which chromosomes are aligned into equatorial position.
- 37. cell division that occurs in phases and results in two daughter cells.
- 39. first phase of mitosis with chromatin condensing into chromosomes.
- 40. an active transport of material from a vesicle within the cell out into the extracellular environment.