plant virus

DEFINITIONS OF: plant virus

Types:: show 4 types...; hide 4 types...; TMV, tobacco mosaic virus
the widely studied plant virus that causes tobacco mosaic; it was the first virus discovered (1892); viroid, virusoid
the smallest of viruses; a plant virus with its RNA arranged in a circular chromosome without a protein coat; onion yellow-dwarf virus
the virus that produces stunting and yellowing of the leaves of onion plants; potato yellow-dwarf virus
the virus that produces stunting and yellowing of the leaves of potato plants

Type of:: virus
(virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein

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