What are bacteriophages?
 
Bacteriophages – or phages for short – are viruses that attack bacteria but not humans. They have only one objective: their reproduction. Phages are so poorly equipped, however, that they can’t do this on their own. Without the help of their victims, they aren’t much more than a dead piece of protein with a touch of genetic material. But if the phages do hit a suitable bacterium, they multiply in a chillingly efficient cycle. This is how they look:
 
VIRUSES vs. SUPERBUGS
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