major networks

The biotic and abiotic components form an interacting system called 'ecosystem'. Producers, consumers and decomposers are the various trophic levels, which are linked by their food relationship forming a 'food chain'. Several food chains are interrelated and interconnected to form a network..

The right and the left auricles are separated by a fibrous partition called interauricular septum. Both the auricles have very thin walls because they have to push the blood only into the ventricles. The inner surface of the auricles is very smooth except for a network of low ridges calle..

Ceramics - Besides being useful, chemicals find use in artifacts as well. Ceramics, paints, varnishes, glass, cement are various other useful substances that contain various chemicals as their components. Construction industry is the major beneficiary of such substances. Of late, continui..

.003% of the total global water availability! Even though water is a renewable source, its evident conservation of water and non-pollution of freshwater sources is a must, given its vital importance both biologically and chemically and continuing global population explosion. Of the fresh water avai..

Control of the Heart Function - The control of the heart function is by a set of muscles and is, therefore, called myogenic . If the heart is removed from a living mammal and placed in a well oxygenated salt solution maintained at 37 o C, the heart continues to function though at a slower rate. Pos..