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… Continue Reading
In a previous post, we learned that DNA is the genetic material of the cells, and one of its most important functions is that it contains genes that carry the information for the determination of the hereditary characteristics. However, scientists were… Continue Reading
Viruses are microscopic parasites whose size belongs to the nanometer scale. They can invade the cells of other organisms in order to reproduce, since they don’t have the ability to do that independently, outside of their hosts. You might be… Continue Reading