Viruses

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Across
  1. 2. what is stored in the viral head of the bacteriophage
  2. 4. the first man to discover viruses by studying the tobacco plant
  3. 6. A complete virus particle is called a
  4. 9. what standared unit is used to measure viruses
  5. 10. In the earlier times of studying viruses, mankind named viruses according to common __________ properties
  6. 12. cycle that uses new RNA to produce viruses constantly from a cell
Down
  1. 1. synonyme for protein coat
  2. 3. cycle in which the virus waits for cell replication
  3. 4. the most abundant virus on the planet
  4. 5. The __________ of viruses is based on their size, shape, chemical composition, structure of the genome and how they replicate
  5. 7. the most common type of symmetry among viruses
  6. 8. the most simple cycle
  7. 11. infectious microbe that contains genetic information surrounded by a protein coat