The Carbohydrate Fermentation test uses Phenol Red Broth to test for the fermentation of different sugars. It is one of the fermentation tests, others include the Methyl Red test and the Voges-Proskauer test.
The main reason why we use hexadecimal numbers is because it is much easier to express binary number representations in hex than it is in any other base number system. Computers do not actually work in hex (donât laugh, beginning students do ask that question). Lets look at an example, using a byte.
Definition - What does Hexadecimal mean? Hexadecimal is a base/positional number system used in mathematics and computer science. It has a base of 16 and uses 16 unique alpha-numeric symbols with the numbers zero to 9 to represent themselves and the letters A-F to represent the values 10 to 15.