Viroids are tiny strands of circular, infectious RNA. They differ from viruses in that they do not have a protective protein coat and that they do not encode any proteins of their own. They are also ...
The recent DNA sequence determination of the human, mouse and rice genomes has highlighted the abundant and diverse nature of transposons; approximately 40% of the genomes are composed of repetitive ...
Comparing a living cell to a virus is a bit like comparing the Sistine Chapel to a backyard dog house. Lacking the intricate machinery of living cells, viruses represent biology stripped down to an ...
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