Wildly Weird Parasites Infesting our Microbes, Virus-Like Lifeforms Inside Human Mouths and GutsDiscover and explore what is altering human genetic activity, affecting our genes, disrupting our immunity, and causing disease. More than 200 viruses, including those that cause flu, Ebola, and COVID-19, bypass DNA, having genomes composed only of RNA. Viroids interacting with the genomes of plants can be devastating, causing stunting and deformation. Imagine the havoc and turmoil they can cause in h