Unit 1 Vocabulary

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Across
  1. 2. A double membrane that encloses the cell nucleus
  2. 5. a placid that contains chlorophyll and in which photosynthesis takes place
  3. 8. A minute particle consisting of RNA and associated proteins found in large numbers in the cytoplasm of living cells. They bind messenger RNA to synthesize polypeptides and proteins.
  4. 11. organelle within the cytoplasm of eukaryotic cells, that plays a role in synthesis of protein
  5. 15. A rigid layer of polysaccharides laying out the plasma membrane of the cells of plants
  6. 16. Organelles that are membrane-bound are surrounded by a phospholipid bilayer (membrane)
  7. 18. Complex vesicles and folded membranes within the cytoplasm of most eukaryotic cells, involved in secretion and intracellular transport.
  8. 19. An organism consisting of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus.
  9. 20. an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur
  10. 22. A slender threadlike structure, especially a microscopic appendage that enables many protozoa, bacteria, spermatozoa, etc. to swim.
Down
  1. 1. the semipermeable membrane surrounding the cytoplasm of a cell.
  2. 3. An organelle in the cytoplasm of eukaryotic cells containing degradative enzymes enclosed in the membrane
  3. 4. A spell dense spherical structure in the nucleus of a cell during interphase
  4. 6. Series of connected flattened sacs, part of a continuous
  5. 7. a number of organized or specialized structures within a living cell
  6. 9. A membranous organelle found in most eukaryotic cells, It’s main functions are the synthesis of lipids, steroid hormones, the detoxification of harmful metabolic byproducts and the storage and metabolism of calcium ions within the cell.
  7. 10. A small fluid-filled bladder, sac, cyst, or vacuole within the body.
  8. 12. A space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid
  9. 13. A microscopic single-celled organism that has neither a distinct nucleus with a membrane nor other specialized organelles.
  10. 14. Any of a class of small organelles, such as chloroplasts, in the cytoplasm of plant cells, containing pigment or food.
  11. 17. The central and most important part of an object, movement, or group, forming the basis for its activity and growth
  12. 21. All living things are composed of one or more cells; the cell is the basic unit of life