Identifying the concepts/themes and the organising framework is one of the key intellectual contributions that you make as the\à´ author of a literature review.\çå±²\. Identifying the key concepts or themes. requires a systematic approach to the. readings, looking at them collectively as a.
Why Does A Curd Squeak?. The elastic protein strands in cheese curds rub against the enamel of your teeth and create the squeak. This characteristic sound of a curd is the sign of its freshness. After twelve hours or so, curds will begin to lose their squeak.
Some cheeses are curdled only by acidity. For example, paneer cheese is made using lemon juice to curdle the milk and cottage cheese is made using mesophilic bacteria. However, for most cheeses, rennet is also added to the milk after a starter bacteria.Rennet is a mixture containing the active enzyme chymosin.Rennet speeds up the coagulation of casein and produces a stronger curd. It also allows curdling at a lower acidity, which is important for some types of cheese.owever, for most cheeses, rennet is also added to the milk after a starter bacteria. Rennet is a mixture containing the active enzyme chymosin. Rennet speeds up the coagulation of casein and produces a stronger curd.