Chemistry

About Polymer

About Polymer Definition Polymer is a large molecule made up of chains or rings of linked repeating subunits, which are called monomers. It is commonly used today in the plastics and composites industry, and it is often used to imply the meaning of “plastic” or “resin”. Th.....

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Phosphate

Phosphate Definition Phosphate is a salt or ester of phosphoric acid, containing the group PO4. Phosphates are important in metabolism and are frequently used in fertilizers. Of the various phosphoric acids and phosphates, organic phosphates are important in biochemistry and biogeochemistry (ecol.....

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Difference between Deoxyribose and Ribose

Difference between Deoxyribose and Ribose Introduction Deoxyribose and Ribose are simple sugars that form a part of nucleic acids that are one of the important macromolecules present in all living organisms. Just like proteins and carbohydrates, nucleic acid is also a vital for survival of all li.....

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Deoxyribose

Deoxyribose Definition Deoxyribose is a sugar, which is found in the side chains of DNA, differing from ribose in having a hydrogen atom instead of an OH group on one of its carbon atoms. It is a monosaccharide. Monosaccharides are the building blocks for more complicated sugars. Here, ‘mon.....

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About Pyridine

About Pyridine Definition Pyridine is a colourless hygroscopic liquid with a characteristic odour. It is a basic heterocyclic compound containing one nitrogen atom and five carbon atoms in its molecules and is used as a solvent and in preparing other organic chemicals. Formula: C5 H5 N Pyridine w.....

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Pyrimidine

Pyrimidine Definition Pyrimidine is a liquid or crystalline organic compound with a penetrating odour; 1, 3-diazine. It is a weakly basic soluble heterocyclic compound and can be prepared from barbituric acid. In nucleic acids, three types of nucleobases are pyrimidine derivatives: cytosine (C), .....

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About Purines

About Purines Definition Purines are one of two families of nitrogen-containing molecules called nitrogenous bases. They can be found in every cell of the human body, as well as in a wide assortment of plant-based and animal-based foods. Nitrogenous bases are needed to construct the genetic mater.....

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Nucleobase

Nucleobase Definition Nucleobase is one of the molecules of a nucleotide that carries information. It is also a component of DNA and RNA. The helix strands of DNA are connected between themselves by pairs of nucleobases. Nucleobases are nitrogen-containing biological compounds found within DNA, R.....

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Organometallic Chemistry

Organometallic Chemistry Definition Organometallic (or OM) Chemistry is the study of compounds containing, and reactions involving, metal-carbon bonds. Organometallic Chemistry combines aspects of inorganic chemistry and organic chemistry. Living systems contain a variety of organometallic compou.....

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Stereoisomerism

Stereoisomerism Definition Stereoisomerism or Stereoisomers are molecules that have the same molecular formula and differ only in how their atoms are arranged in three-dimensional space. Be careful not to confuse them with constitutional isomers which also have the same molecular formula but diff.....

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About Antigen

About Antigen Definition Antigen is capable of stimulating an immune response, specifically activating lymphocytes, which are the body’s infection-fighting white blood cells. Antigens may be soluble substances, such as toxins and foreign proteins, or particulates, such as bacteria and tissue ce.....

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Carbon Tetrachloride

Carbon Tetrachloride Definition Carbon Tetrachloride is a clear, colorless, volatile and very stable chlorinated hydrocarbon. It is used as a solvent for oils and fats, as a refrigerant and as a dry-cleaning agent. Inhalation of its vapors can depress central nervous system activity and cause deg.....

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