PCR (Polymerase Chain Reaction). is a revolutionary method developed by Kary Mullis in the 1980s. PCR is based on using the ability of DNA polymerase to synthesize new strand of DNA complementary to the offered template strand.CR (Polymerase Chain Reaction). is a revolutionary method developed by Kary Mullis in the 1980s. PCR is based on using the ability of DNA polymerase to synthesize new strand of DNA complementary to the offered template strand.
Key categories. Distilled spirits are alcoholic beverages obtained by distillation of fermented mixtures. There are various types of distilled spirits or liquor such as whiskey, rum, vodka, tequila, and gin. These categories differ based on ingredients and method of distillation. For instance, rum is made from fermented and distilled cane sugar, whereas tequila is made from fermented sugars from the agave.
Spirits and Alcohol Types. Spirits, wine and beer are the three major types of alcoholic beverages, each of which come in many varieties. Spirits are distilled alcohol, meaning that the fermented beverage is heated to evaporate the alcohol, which is then condensed into the distilled spirit. Spirits are classified into broad categories depending on the type of liquid from which they are distilled.