Ch.20 vocab

123456789101112131415161718192021
Across
  1. 2. a spiral cell
  2. 7. chemicals that interfere with life processes in bacteria
  3. 9. describes a process that requires oxygen
  4. 12. proteins with attached carbohydrate molecules
  5. 14. agents that cause disease
  6. 15. describes a process that does not require oxygen
  7. 18. thick walled protective spore that forms inside a bacterial cell; resists hard conditions
  8. 20. short thick outgrowths
  9. 21. infectious particle that consists only of a protein and does not contain DNA or RNA
Down
  1. 1. cycle in which the viral genome replicates without destroying the host cell
  2. 3. the cycle,in bacterial viruses,of viral infection,replication,and cell destruction
  3. 4. process in which two organisms exchange genetic material
  4. 5. single strand of RNA that has no capsid
  5. 6. viruses that infect bacteria
  6. 8. gel like layer outside the cell wall and membrane of bacteria
  7. 10. a round shaped cell
  8. 11. substance produced by an organism and that is poisonous to other organisms
  9. 13. segments of nucleic acids contained in a protein coat
  10. 16. a rod shaped cell
  11. 17. virus protein coat
  12. 18. membranelike layer that covers the capsids of some viruses
  13. 19. viral DNA that has attached to a host cell's chromosome