Bio Crossword — Cells

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Across
  1. 6. fluid, with individual lipid molecules able to diffuse rapidly within their own monolayer
  2. 7. any of a number of organized or specialized structures within a living cell
  3. 8. gelatinous liquid that fills the inside of a cell
  4. 11. an organism whose cells contain a nucleus within a membrane
  5. 13. membrane that allows only some substances and molecules to pass into or leave the cell
  6. 14. the cellular machinery responsible for making proteins
  7. 15. a cell organelle that helps process and package proteins and lipid molecules, especially proteins destined to be exported from the cell
  8. 17. strong, protective structure that surrounds a plant cell
  9. 18. membrane-bound cell organelles that generate most of the chemical energy needed to power the cell's biochemical reactions
  10. 19. a network of membranes inside a cell through which proteins and other molecules move
Down
  1. 1. a structure that helps cells maintain their shape and internal organization
  2. 2. a plastid that contains chlorophyll and in which photosynthesis takes place
  3. 3. organisms whose cells lack a nucleus and other organelles
  4. 4. a scientific theory first formulated in the mid-nineteenth century, that organisms are made up of cells, that they are the basic structural/organizational unit of all organisms, and that all cells come from pre-existing cells
  5. 5. an organelle in the cytoplasm of eukaryotic cells containing degradative enzymes enclosed in a membrane
  6. 9. the membrane-enclosed organelle within a cell that contains the chromosomes
  7. 10. the semipermeable membrane surrounding the cytoplasm of a cell
  8. 12. the smallest, basic unit of life that is responsible for all of life's processes
  9. 16. a space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid