Biology Crossword

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Across
  1. 2. Exhibiting or involving symptoms
  2. 8. Single or multicellular organism that contains a distinct membrane-bound nucleus
  3. 9. Green prokaryote that's about 10 micrometers in diameter and swims with two flagella
  4. 10. Imbalance in the gut that can result in illness or various diseases
  5. 11. Long slender thread-like structure that enables certain cells to move
  6. 13. Total mass of living things in a given environment
Down
  1. 1. Refers to the stomach and small and large intestines that play a major role in digestion and excretion of waste within the body
  2. 3. Study involving mice
  3. 4. Millions of bacteria, viruses, and fungi that live in the digestive tracts of humans
  4. 5. Collection and analysis of fecal matter
  5. 6. Severe inflammation of the inner lining of the colon
  6. 7. The waste matter that is excreted from the body after food has been digested
  7. 12. Unicellular or multicellular organisms classified as plants that contain chlorophyll but lack stems, roots, and leaves (singular form of algae)