The bacteria used to make yogurt are known as yogurt cultures. Fermentation of lactose by these bacteria produces lactic acid, which acts on milk protein to give yogurt its texture and characteristic tang.Worldwide, cow 's milk, the protein of which is mainly casein, is most commonly used to make yogurt.he bacteria used to make yogurt are known as yogurt cultures. Fermentation of lactose by these bacteria produces lactic acid, which acts on milk protein to give yogurt its texture and characteristic tang.
The most common causes of sore throats are viruses. Viral sore throats are often accompanied by other cold symptoms that may include a runny nose, cough, red or watery eyes, and sneezing. Other causes of sore throat include smoking, pollution or irritants in the air, allergies, and dry air.lthough there is no cure for a sore throat caused by a cold virus, there are ways to help you feel more comfortable. Drinking warm liquids, gargling with warm salt water, sucking on ice chips, or taking an over-the-counter medicine may relieve symptoms of pain or fever.
How long does a sore throat last? A sore throat, also referred to as a throat infection, is an inflammation of the pharynx that is located in the back part of the throat. The question that lingers on most peoples minds is how long does a sore throat last? The duration of a sore throat depends on its cause. For exampleâa sore throat caused by persistent irritation such as smoking cigarettes or other toxic stuff, can last for the duration that the individual is exposed to the offending substance. However, a sore throat despite its cause should last between 7 to 10 days. Any sore throat symptoms lasting for more than ten days necessitate immediate doctorâs attention for diagnosis and further treatment. This is because such sore throats can be underlying symptoms of serious illnesses such as throat cancer or even AIDS. Another common question is; how long does a sore throat last if it caused by a virus? Viral sore throats that mostly produce flu- like symptoms last for a few daysâat most seven to ten days. Viral sore throats get better after the first few days, and normally clear up when the flu disappears.