Unit B Jamie Olegario

123456789101112131415161718192021222324
Across
  1. 1. is diffusion of water through a selectively permeable membrane
  2. 4. light microscope microscope that has two or more lenses and has a light source
  3. 9. made of just one cell
  4. 10. organism’s reaction to a stimulus
  5. 12. anything that causes a response in an organism
  6. 15. made of more than one cell
  7. 17. tiny blood vessels that connect arteries to veins;one cell layer thick and extremely narrow
  8. 19. blood cells to carry oxygen to all cells of your body
  9. 20. optical device used for viewing very smal objects; has at least two lenses: objective lens and the eyepiece lens
  10. 23. the movement of particles of a substance from an area of higher concentration to an area of lower concentration
  11. 24. group of tissues that work together to perform a specific function
Down
  1. 2. parts of an organism that perform specific tasks
  2. 3. type of microscopic organisms
  3. 5. foot-like projections on an amoeba;used for movement and capturing food
  4. 6. the basic unit of life
  5. 7. usually unicellular organisms that can only be seen through a microscope
  6. 8. group of similar cells working together to perform a specific function
  7. 11. cells cells that have specific structures that help them to perform particular function
  8. 13. structures in cells that perform a certain function
  9. 14. permeable describes a membrane with very small openings that allow particles of some substances, but not others,to pass through
  10. 16. most bones of the skeletal system contain a type of connective tissue
  11. 18. substances that provide the energy and materials substances need to grow,develop, and reproduce.
  12. 21. living things
  13. 22. purpose or task