"All living cells continually detect and respond to external signals. This is true of prokaryotes, whether they are living alone or in biofilms, and it is even more manifestly true in multicellular eukaryotes, where communication between cells and coordination of the cells' beha…
The fundamentals of molecular and cellular virology -- The virus replication cycle -- Attachment, penetration, and uncoating -- Gene expression and genome replication in model bacteriophages -- Gene expression and genome replication in the positive-strand RNA viruses -- Gene exp…