Biology

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Across
  1. 3. a space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.
  2. 5. any of a large group of organic compounds that includes sugars, starch, and cellulose,
  3. 8. the gelatinous liquid that fills the inside of a cell.
  4. 11. a microscopic single-celled organism that has neither a distinct nucleus with a membrane nor other specialized organelles. Prokaryotes include the bacteria and cyanobacteria
  5. 12. 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.
  6. 13. the intermingling of substances by the natural movement of their particles.
  7. 14. any of a class of nitrogenous organic compounds that have large molecules composed of one
  8. 16. a substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.
  9. 17. the structural, functional, and biological units of all living beings.
  10. 18. a minute particle consisting of RNA and associated proteins found in large numbers in the cytoplasm of living cells.
  11. 19. a solution containing a lower amount of solute
  12. 20. the central and most important part of an object, movement, or group, forming the basis for its activity and growth.
Down
  1. 1. having a higher osmotic pressure than a particular fluid,
  2. 2. the taking in of matter by a living cell by invagination of its membrane to form a vacuole.
  3. 4. membrane-enclosed organelles that contain an array of enzymes capable of breaking down all types of biological polymers
  4. 6. a process by which the contents of a cell vacuole are released to the exterior through fusion of the vacuole membrane with the cell membrane.
  5. 7. a molecule containing a very large number of atoms,
  6. 9. any of a class of organic compounds that are fatty acids
  7. 10. a molecule that can be bonded to other identical molecules to form a polymer.
  8. 15. the movement of water molecules