Viruses

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    Created by
    Daisy

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    Cards (17)

    • viruses are acellular
    • viruses are not cells
    • are viruses cells?
      no
    • what are viruses ?
      nucleic acids surrounded by proteins
    • are viruses alive?
      no
    • what are viruses smaller than?
      bacteria
    • give one difference between viruses and bacteria?
      unlike bacteria, viruses have no plasma membrane, no ribosomes, no cytoplasms
    • what do all viruses do?
      Invade and reproduce inside the cells of other organisms (host cells)
    • what do viruses contain a core of ?
      a core of genetic material- either DNA or RNA
    • what is the capsid?
      the protein coat around the core
    • what stick out from the edge of the capside?
      Attachment proteins
    • what do attachment proteins do?
      they let the virus cling on to a suitable host cell