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.
Why do some people surely catch a cold/sore throat after drinking or eating anything cold, wheareas many other people seem to be fine drinking... 1  It can help, depending on the cause. If you have a post surgery sore throat then cold is great because it's sore from irritation of the tube for anesthesia and breathing tube. It can be sore from many other things, but I find when I have surgery or an endoscopy then cold If my drink of choice due to the irritation and possible swelling.