Friday, November 20, 2009

Viruses and Bacteria

The success of some viruses lies in their ability to evolve rapidly within the host. Such a virus evades the host's defenses by mutating and producing many altered progeny viruses before the body can mount an attack. Thus, the viruses present late in the infection differ from thoses that initially infected the body. Discuss this as an example of evolution in microcosm. Which viral lineages tend to predominate?

Please post your answer and discussion to the question.

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