STC 299 Crossword Puzzle

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Across
  1. 6. The set of life-sustaining chemical reactions in organisms.
  2. 8. Basic physical and functional unit of heredity.
  3. 11. Chemical substances used to kill or inhibit the growth of bacteria.
  4. 13. Process of converting carbohydrates to alcohol or organic acids using microorganisms.
  5. 14. Process by which one bacterium transfers genetic material to another through direct contact.
Down
  1. 1. Organisms whose cells have a nucleus enclosed within membranes.
  2. 2. Microscopic infectious agent that replicates only inside the living cells of an organism.
  3. 3. Process by which a body of water becomes overly enriched with minerals and nutrients, leading to excessive growth of algae.
  4. 4. Process of transferring genetic material from one bacterium to another by a virus.
  5. 5. Organisms that carry out photosynthesis to acquire energy.
  6. 7. Protein that acts as a catalyst in biochemical reactions.
  7. 9. Building block of DNA and RNA.
  8. 10. Single-celled organisms that can be found in every habitat on Earth.
  9. 12. Symbiotic culture of bacteria and yeast used in kombucha brewing.