111 results found

Search Results for: chemical bond

Chemical bond

Definition noun, plural: chemical bonds The attractive force that binds atoms, ions, or molecules in a chemical... Read More

Covalent bond

Covalent Bond Definition What is a covalent bond? In chemistry and other fundamental science fields, a covalent bond is... Read More

Hydrogen bond

Definition noun plural: hydrogen bonds A type of chemical bond that is formed when the slightly positive hydrogen atom of... Read More

Ionic bond

Definition noun plural: ionic bonds A type of chemical bond in which atoms, ions, or molecules are held together by... Read More

Compound

Definition noun plural: compounds com·pound, ˈkɒmpaʊnd (general) A material made up of two or more parts or... Read More

Phosphodiester bond

Phosphodiester Bond Definition Phosphodiester bonds are the backbone of the strands of nucleic acid present in the life... Read More

Ligase

An enzyme is a catalyst or a chemical produced by cells to speed up a biochemical reaction. It is usually a protein molecule... Read More

Substance

Substance Definition What is a substance? The word substance finds varied usages in different science fields. In general... Read More

Light-dependent reaction

Many organisms, such as green plants, convert light energy into chemical energy through the mechanism of photosynthesis. In... Read More

Hydrogen

Hydrogen is one of the chemical elements found in nature. A chemical element refers to the pure substance of one type of... Read More

Energy

Reviewed by: Todd Smith, PhD Definition noun, plural: energies (1) The capacity for work. (2) The ability to... Read More

Water

Water Definition (1) (biochemistry) A chemical substance, with chemical formula H2O, that is a clear, colorless, odorless,... Read More

Isopeptide bond

Definition noun, plural: isopeptide bonds A peptide bond formed between a carboxyl group of one amino acid and an amino... Read More

Chemical Composition of the Body

In order to fully understand the mechanisms of human physiology, it is important to have an understanding of the chemical... Read More

Enzyme

An enzyme is a biomolecule that can be synthesized biologically (naturally occurring) or through other processes... Read More

Valence electron

What are valence electrons? Why are they significant? Valence electrons definition in chemistry: The electrons in an atom's... Read More

Inorganic compound

Inorganic Compound Definition An inorganic compound is a chemical compound lacking both carbon-carbon (C-C) and... Read More

Dehydration reaction

What is dehydration synthesis? A dehydration reaction is a form of biochemical reaction wherein a water molecule is lost or... Read More

Organic compound

Organic Compound Definition An organic compound is a compound that, in general, contains carbon covalently bound to other... Read More

Polypeptide

Polypeptide Definition Biology What are polypeptides? A polypeptide is defined as a polymer of amino acids joined together... Read More

Isomaltulose

Definition noun plural: isomaltuloses A disaccharide comprised of a glucose monomer and a fructose monomer joined by... Read More

Disaccharide

Carbohydrates are organic compounds comprised of carbon, hydrogen, and oxygen, usually in the ratio of 1:2:1. They are one... Read More

Maltose

Definition noun plural: maltoses mal·tose, ˈmɔːltəʊz A reducing disaccharide formed when two glucose monomers join... Read More

Saccharide

Saccharide Definition What is a saccharide molecule? A saccharide is the unit structure of carbohydrates. In biochemistry,... Read More

Lyase

Definition noun, plural: lyases (biochemistry) An enzyme that catalyzes the breaking of a chemical bond through means not... Read More

Lactose

Definition noun plural: lactoses lac·tose, ˈlæk.toʊs A disaccharide (chemical formula: C12H22O11) made up of one... Read More

Sucrose

Definition noun plural: sucroses su·crose, ˈsukɹoʊs A disaccharide with a chemical formula of C12H22O11 that occurs in... Read More

Substrate

Substrate Definition What is a "substrate"? The underlying substances or layers are termed as substrate. The definitions of... Read More

Reducing sugar

Reducing Sugar Definition What is reducing sugar? The type of sugar that acts as the reducing agent and can effectively... Read More

Photosynthesis

Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... Read More

Monosaccharide

Monosaccharide Definition In biology and biochemistry, a monosaccharide is a simple sugar that constitutes the building... Read More

Isomaltose

Definition noun plural: isomaltoses i·so·mal·tose, aɪsoʊˈmɔːltəʊz A disaccharide formed from the combination of... Read More

Photolysis

Photolysis Definition We define photolysis as a chemical process in which chemical compounds or molecules are split into... Read More

Trehalose

Definition noun plural: trehaloses tre·ha·lose, loʊs A disaccharide made up of two α-glucose molecules, and serves as... Read More

Cohesion

Cohesion Definition What is cohesion? Cohesion, in science definition, refers to the state of cohering or sticking together... Read More

Sugar

Sugar Definition The term sugar is the generic term for any disaccharides and monosaccharides. Sugars are an essential... Read More

Cross-linking

Cross-linking Definition Cross-linking, in general, means the forming of cross-links between the joining structures. In... Read More

Ion

We have been introduced to ions in varied fields of Science like Physics, Chemistry, and Biology. This article takes you on... Read More

Denaturation

Denaturation Definition In biochemistry, denaturation is defined as a process in which a molecular structure deviates from... Read More

Carbon dioxide

Carbon Dioxide Definition noun, car·bon di·ox·ide, /daɪˈɒksaɪd/ (biochemistry) An inorganic compound, with the... Read More