In addition to the heterotrophs, there are many kinds of autotrophic bacteria, able to produce their own food. These autotrophs may be photosynthetic or chemosynthetic and may or may not use oxygen in their synthetic pathways. Cyanobacteria are the largest group of photosynthetic eubacteria. The cells of these bacteria are often much larger than other bacteria, which in the past led this group to be classified as algae rather than bacteria. In fact, cyanobacteria are still sometimes referred to as blue-green algae.
Polyglotism or polyglottism is the ability to master, or the state of having mastered, multiple languages. The word is a synonym of multilingualism, but, in recent usage, polyglot is sometimes used to refer to a person who learns multiple languages as an avocation.
ask you, What exactly is linguistics, and what do linguists do? They might assume that it means that you are multilingual. And you may, in fact, be a poly-glot, but that's not what this major is about. Linguistics is, broadly, the scientific study of language, and many topics are studied under this umbrella. At the heart of linguistics is the search for the unconscious knowledge that humans have about