Viruses

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Structure:

  • Viruses need a host cell to reproduce as they are non-living acellular particles.
  • Contain DNA or RNA as genetic material
  • This is enclosed in the capsid
  • Which is then further surrounded by a lipid envelope
  • This has attachment proteins which is essential to allow the virus to identfy and attach to the host cell

Replication:

Attachment -

  • Virus binds to specific receptor on

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