October 6, 2015

Homework Help: bio II

Posted by ali on Wednesday, September 20, 2006 at 12:13am.

when very small viruses infect a plant cell by crossing a membrane, the viruses often spread rapidly throughout the entire plant without crossing additional membranes. Explain how this occurs.

i think it has something to do with cytoplasmic streaming but i'm not sure.....help!

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