Invasive species challenge the natural environment of many places they once did not call home. Why are invasive species dangerous? What are invasive species contributions to ecology, geomorphology, the economy, human health, or biodiversity?
With a name as long as Caenorhabditis elegans, you might expect this model organism to be larger. What is a model organism? Why would a researcher use a worm to represent research as a model?
Last week we spoke of bacteria, a major contributor to biofilms. What are biofilms and why do microbes make them? How is human health impacted by this mechanism of microbial life?
Just what is this domain of life? Why are bacteria important to our global ecosystem? Are they always dangerous?