Cyanotoxin which is why they are usually green or blue. Cyanobacteria are found almost everywhere; in oceans, lakes and rivers as well as on land. They flourish in Arctic and Antarctic lakes, hotsprings and wastewater treatment plants. They even inhabit the fur of polar bears, to which they impart a greenish tinge. Cyanobacteria produce potent toxins, but they also produce helpful bioactive compounds, including substances with antitumour, antiviral, anticancer, antibiotic and antifungal activity, UV protectants and specific inhibitors of enzymes. Cyanotoxins are often implicated in what are commonly called "red tides" or "harmful algal blooms". Lakes and oceans contain many single-celled
Eliza (given name) Eliza (given name) Eliza is a female given name in English, meaning "My God is an oath". The name first developed as a diminutive of Elizabeth in the 16th century and its use as an independent name started in the 18th century. The name Elizabeth has been around since the Middle Ages, mainly popularised by the French (using the spelling Elisabeth). Elizabeth with a “z” is the typical spelling in English. Elizabeth is found in the Bible (Luke 1:57) as the mother of John the Baptist. Elizabeth became popularised during the late medieval period as a given name, mostly influenced