The brain is the principal organs that run our body. It is protected inside the skull and is the central part of the nervous system. It is classified as a part of the Central Nervous System (CNS) along with the spinal cord. The peripheral nervous system (PNS) comprises of the spinal nerves that branch out […]
Continue reading
Heart is a muscular organ situated in the middle of the chest slightly to the left. It is hollow and conical shaped structure which is enclosed within a pericardium, the peritoneal counterpart for heart. It is placed obliquely, behind the body of sternum and costal cartilages, one third of it being to right, and rest […]
Continue reading
Metals are a group of elements with robust characteristic under general conditions. There are a total of 118 elements in the periodic table. Of 118 elements in the periodic table, almost 91 of them are metals. So a majority of elements are metals. They include alkali metals, alkaline earth metals, transition metals including lanthanides and […]
Continue reading
The difference between ion and atom are given in the table below. But before that one needs to be clear of what is an atom and ion. Atom is the basic unit of matter. A group of atoms makes up matter. These atoms have a nucleus, with protons and neutrons in it. This nucleus is […]
Continue reading
What is a thermostat? A thermostat is an instrument which keeps the temperature of a system at a constant level. It is designed to sense the temperature of a particular system and then perform actions to make the temperature remain at a constant level. The word ‘thermostat’ comes from two ancient Greek words: thermo (which […]
Continue reading
A cell divides by two processes namely the mitosis and meiosis. Of them mitosis is quite common as most types of cells undergo division by this methods. Where as meiosis is limited to very few cells like the reproductive cells. Stages of mitosis include Prophase Metaphase Anaphase Telophase Cell division is the breakdown of the […]
Continue reading
Sodium hydroxide is a very commonly used laboratory chemical. Its physical characteristics are it is white in color, odorless, has a crystalline texture and is solid. Sodium hydroxide is a highly caustic and corrosive compound. It melts at 591K and the crystals of sodium hydroxide are deliquescent i.e. the crystals absorb moisture from the air […]
Continue reading
An EndNote is a reference software which helps to edit references with ease. If you are a student, scientist or a researcher with some professional writing requirements, you may need a reference software. It was a huge struggle and time waste for me in managing references while writing a research paper before the introduction of […]
Continue reading
Grammarly is an English grammar correction software useful to edit your assignments, email and other writings. It is quite versatile and can be used by everyone as it offers a free version. If you need more features, you can try their premium version, which is excellent for professional writing. I have been using this software […]
Continue reading
Lead is one of the toxic heavy metals and its presence is undesirable in medicinal substances. The lead contamination can occur due to the storage in glass bottles, lead-lined apparatus and also due to the use of sulfuric acid. Principle of Limit test for lead As per B.P, the principle of the limit test is […]
Continue reading