Pepperoni dominates as the most popular pizza topping. A whopping 36% of people order pepperoni on their pizzas, according to research by business advisor Brian Roemmele. Roemmele researched point-of-sale data from 604 pizza locations across the United States. Here's the chart of his findings, which was first posted to Quora: Brian Roemmele/Quora
Nutrient Agar is a complex medium because it contains ingredients with contain unknown amounts or types of nutrients. Nutrient Agar contains Beef Extract, Peptone and Agar in water. Beef extract is the commercially prepared dehydrated form of autolysed beef and is supplied in the form of a paste.
Cultivation Media for Bacteria. Isolation of bacteria is accomplished by growing (culturing) them on the surface of solid nutrient media. Such a medium normally consists of a mixture of protein digests (peptone, tryptone) and inorganic salts, hardened by the addition of 1.5% agar. Examples of standard general purpose media that will support the growth of a wide variety of bacteria include nutrient agar, tryptic soy agar, and brain heart infusion agar.