1. The surface of many bacterial species is covered by polysaccharides. These can be in the form of capsules, glycoproteins or glycolipids. In Gram-negative bacteria, the lipopolysaccharide (LPS) also referred to as endotoxin, covers ca. 40% of the bacterial surface.
an official appointed by the government of one country to look after its commercial interests and the welfare of its citizens in another country. 2. either of the two chief magistrates of the ancient Roman republic. 3. French History. one of the three supreme magistrates of the First Republic during the period 1799â1804.
A senator is a person who works in the government. In the United States, senators are elected by voters to represent them in a state or federal senate. Each state in the US elects two senators who serve six-year terms in Washington, DC, where they pass laws and vote on policies. Other countries have senators as well, either elected or appointed. The word senator has been used in English since around 1200, from the Latin word, senex, or old man..