In this article we will discuss about the methods used for classification of proteins. 1. Classification on the Basis of Chemical Composition of the Proteins: 1. Simple proteins: The proteins which contain only amino acids in their molecules are known as simple proteins, e.g., albumins, globulins, histones, prolamines and protamines. 2. Conjugated proteins: The proteins which contain amino acids and [...]
In this article we will discuss about the organic and inorganic compounds of protoplasm. Inorganic Compounds of Protoplasm: The inorganic components of the protoplasm mostly occur in the form of water, minerals and salts which are as follows: (i) Water: The most abundant inorganic constituent of the protoplasm is the water. Water constitutes about 65 to 80 per cent of [...]
The below mentioned article provides a study note on the viability or longevity of seeds. After their maturation the seeds do not remain viable indefinitely. They have a particular life span during which they must germinate otherwise they lose their viability (or capacity to germinate) first gradually and finally completely. The life span of seeds which may vary from few [...]