Literary translation theory is a young and rapidly growing branch of philological science in the USSR. In a number of republics, the Academy of Sciences has established sections on the theory and history of translation.
slide 1 of 4. Mouth Bacteria Of all the types of microbes living in your mouth, bacteria are the most numerous. It has been estimated that there are over 100 million in every millilitre of saliva from more than 600 different species. Unless there are open wounds or cuts inside your mouth, most mouth bacteria will do you no harm.
Hundreds of different types live on our teeth, gums, tongue and other places in our mouths. Some bacteria are helpful. But some can be harmful such as those that play a role in the tooth decay process. Tooth decay is the result of an infection with certain types of bacteria that use sugars in food to make acids.