Unit 1 Microbiome

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Across
  1. 2. living things, such as plants, animals, and bacteria
  2. 5. a barrier around the cell that controls the materials that enter and leave the cell
  3. 7. an organism whose cells have a nucleus and membrane-bound organelles
  4. 9. tiny structures that make up all living things
  5. 11. all of the microorganisms that live in a particular environment, such as a human body
  6. 13. medicines that kill microorganisms, especially bacteria
  7. 14. the relative size of things
  8. 15. tiny organisms that are made of a single cell
Down
  1. 1. too small to be seen with the naked eye
  2. 3. an organelle that contains DNA and tells the cells how to behave and react
  3. 4. an organism whose cells do not have a nucleus or membrane-bound organelles
  4. 5. a gel-like substance that fills the cells
  5. 6. an organism that is too small to be seen with the naked eye
  6. 8. moving cells, tissues, or organs from one place to another
  7. 10. the study of living things
  8. 12. sickness caused by harmful microorganisms