personnel accounting system

It is a type of supporting tissue in which matrix is hard and solidified due to the presence of more of inorganic substances. The inorganic salts in the matrix account for nearly 60% of the total chemical composition. Among the inorganic salts, calcium phosphate accounts for abo..

Summary - All living and non-living systems are composed of molecules which follow a specific set of physical laws. The molecules found in the living systems are called biomolecules. They are represented by the molecules of about 25 elements of the 109 elements known to exist. C..

Water is a unique and remarkable compound, essential to all forms of life. Human beings and the flora and fauna cannot survive without water on this planet. A large amount of life on this planet is aquatic based i.e., can only survive in water. It is the most abundant substance after air in the ea..

Water for All - Water is a unique and remarkable compound, essential to all forms of life. Human beings and the flora and fauna cannot survive without water on this planet. A large amount of life on this planet is aquatic based i.e., can only survive in water. It is the most abundant substance afte..

. Dowry deaths of a newly married bride are still regularly in the news. Although the practice of dowry exists in many countries, it has assumed the proportion of a challenge to the forces of modernity and change only in India. Many reasons are put forward for explaining this practice. It is said t..

In the modern system of classification, living organisms are grouped under five kingdoms, as proposed by Whittaker (1966). The Kingdom Monera includes bacteria and blue green algae, both of which possess prokaryotic cells. Bacteria are unicellular prokaryotes that have a wide dist..