I think it’s the first one parasitism...
Strains of bacteria can become immune to antibiotics that once killed them effectively <span>is the best example of evolution occurring.</span>
The amount of biological diversity in an area is called biodiversity which is measured by a variety of organisms and species, genome in different ecosystems. <span> This term is also referred to as the variety and variability of </span>life<span> on Earth. </span>
