biologylair: “Bacteriophages (bacteria-infecting viruses) target a single bacterial cell. The viruses anchor themselves to the bacteria’s cellular surface using proteinaceous tails before injecting.
The picture with the macrophage reaching to ensnare a bacterium - Amazing shot. Another great immunology microscopy set.
Virus structures are tiny and can only be seen with powerful microscopes. They are made up of a short chain of DNA or RNA.