Virus

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Across
  1. 3. - second shape of virus
  2. 7. - with spikes
  3. 8. - virus inrades host cells
Down
  1. 1. - _____ organism in the word
  2. 2. - is a protein coat
  3. 4. - virus attaches to a cell membrane
  4. 5. - _____organisms
  5. 6. - first shape of viruses