Did you know that there are fewer human cells in our body than bacterial cells? For the human body to contain anything other than our own cells has always caused controversy; however, the idea of a second genome has been around for a while. Continue reading What is the Second Genome and how does it affect us?
By Megan De Ste Croix, University of Leicester
Just like humans bacteria can catch a virus, however, when you’re just a single cell catching a virus can be pretty fatal. Because of this, bacteria have developed some effective systems to protect themselves. These systems, known as restriction-modification (RM) systems, come in a variety of shapes and sizes but it has always been thought their primary function is a defensive one against invading viruses and other invading DNA.