Cells

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Across
  1. 3. wall a rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria. In the algae and higher plants, it consists mainly of cellulose
  2. 7. a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell
  3. 8. an organelle in the cytoplasm of eukaryotic cells containing degradative enzymes enclosed in a membrane.
  4. 9. a type of cell division that results in two daughter cells each having the same number and kind of chromosomes
  5. 10. a minute particle consisting of RNA and associated proteins found in large numbers in the cytoplasm of living cells.
  6. 11. network of membranous tubules within the cytoplasm of a eukaryotic cell,
  7. 13. a microscopic single-celled organism that has neither a distinct nucleus with a membrane nor other specialized organelles. Prokaryotes include the bacteria and cyanobacteria.
  8. 18. the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water.
Down
  1. 1. he central and most important part of an object, movement, or group, forming the basis for its activity and growth.
  2. 2. bodies a complex of vesicles and folded membranes within the cytoplasm of most eukaryotic cells, involved in secretion and intracellular transport.
  3. 4. a plastic that contains chlorophyll and in which photosynthesis takes place.
  4. 5. threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.
  5. 6. a process by which molecules of a solvent tend to pass through a semipermeable membrane
  6. 12. an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur
  7. 14. 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
  8. 15. a space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.
  9. 16. acid a complex organic substance present in living cells, especially DNA or RNA,
  10. 17. the material or protoplasm within a living cell, excluding the nucleus.