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7.1

TermDefinition
virus a tiny nonliving particle that invades and then reproduces inside a living cell
host the organism that a parasite or virus lives on
parasite the organism that benefits by living on or in a host in a parasitism interaction.
bacteriophage A virus that infects bacteria.
vaccine A substance used in vaccination that consists of weakened or killed pathogens that can trigger the immune system into action.
Created by: yohali
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