Concurrent disinfection
application of disinfective measures as soon as possible after discharge of infectious material from the body of an infected person, or after soiling of articles with such infectious discharges.
The water cycle (also referred to as the hydrological cycle) is a system of continuous transfer of water from the air, s..
Geological periods is a study guide that cites the different geological periods on Earth's timeline. Each has a brief ov..
DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..
Plantlife can be studied at a variety of levels, from the molecular, genetic and biochemical level through organelles, c..
Earth was created around 4.5 billion years ago and life began not long after. Primitive life likely possessed the elemen..
Different mental disorders are described here. Read this tutorial to get an overview of schizophrenia, affective mood di..