Unit B Crossword Lab Christopher

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Across
  1. 4. light microscope-Microscope that has two or more lenses and has a light source
  2. 6. substance that provides nourishment essential for growth and the maintenance of life
  3. 7. System-Group of organs that work together to perform a certain task, such as digestion or breathing
  4. 8. digestion-Breakdown of large food particles into smaller particles by enzymes
  5. 9. of Microscopic organisms
  6. 10. soft fatty substance in the cavities of bones, in which blood cells are produced (often taken as typifying strength and vitality)
  7. 11. of just one cell
  8. 16. or task
  9. 17. movement of particles of a substance from an area of higher concentration to an area of lower concentration
  10. 19. of tissues that work together to perform a specific function
  11. 21. a membrane with very small openings that allow particles of some substances, but not others, to pass though
  12. 22. things
  13. 24. cellular-Made of more than one cell
Down
  1. 1. chemical processes that occur within a living organism in order to maintain life.
  2. 2. change in an organism's environment
  3. 3. of similar cells working together to perform a specific function
  4. 5. a material or membrane) allowing liquids or gases to pass through it
  5. 9. unicellular organisms that can be seen only though a microscope
  6. 12. optical instrument used for viewing very small objects, such as mineral samples or animal or plant cells, typically magnified several hundred times.
  7. 13. Blood Cells-Small,pliable cells that have no nucleus and are specialized for carrying oxygen to all the cells of the body
  8. 14. pods-Foot-like projections on an amoeba
  9. 15. reaction to a stimulus
  10. 18. blood vessels that connect Arteries to Veins
  11. 20. cells-Cells that have specific structures that help them to perform particular functions
  12. 23. of an organism that perform specific tasks