Categories
Microbiology Physiology & Disease

A glimpse into the immune system

One morning, you hang out with a friend who is coughing and sneezing. You spend some time together, you wish them well, and go home. A few days later, you wake up with a sore throat, a runny nose, and maybe a fever. What happened? You quickly remember your friend. You probably caught a virus. […]

Categories
Molecular Biology

The genetic material

DNA or Deoxyribonucleic acid is the genetic material of all the cells and most viruses, with the exception of some viruses that use another type of nucleic acid, called RNA or Ribonucleic acid. As we will see in the following posts, DNA presents some characteristics that make it the ideal molecule to carry out the […]