Suburbanization - The process of land conversion and development around the periphery of major cities.⏎
Transition Zone - The area, sometimes referred to as an ecotone, encompassing the edges of two distinct ecosystems, such as the area where a forest intersects with grassland.⏎
Yeast - A broad group of microscopic fungi that includes harmless forms of yeast used in baking and alcoholic fermentation as well as pathogenic species that can cause disease. ⏎
Virus - An infectious agent that is only capable of replicating itself inside the living cells of other organisms.⏎
Strain - A genetic variant or specific subtype of a microorganism, such as a virus or bacteria.⏎