Chromatography was originally introduced by Tswett in 1906, a Polish Botanist, for separation of different colour pigments present in the plant extract. Amino acids can also be separated from one another by partition chromatography. Chromatography might be of different types, such as: (a) Paper, (b) Thin-layer, (c) Column, and The amino acids are separated between a stationary and a mobile [...]
Proteins are classified in various ways: 1. Simple Proteins 2. Conjugated Proteins 3. Derived Proteins. 1. Simple Proteins: These are pure proteins, uncombined with anything else. The important members of this group are as follows: (a) Protamines: Found in the sperm of certain fishes; molecular wt. low, about 2000; strongly basic in character, not coagulated by heat and soluble in [...]
In this essay we will discuss about the simple and compound carbohydrates which has been classified according to the number of simple sugar present in the molecules. Essay on Carbohydrates Essay # 1. Simple Carbohydrates: They contain only one unit of simple sugar. For instance, glucose, fructose, galactose, etc. Monosaccharides are further subdivided in two ways: (1) According to the [...]