58 results found

Search Results for: covalent bond

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

Coordinate covalent bond

Coordinate covalent bond --> semipolar bond a bond in which the two electrons shared by a pair of atoms belonged originally... Read More

Compound

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

Molecule

Molecule Definition Two or more atoms (same or different) that are held together by attractive forces or chemical bonds... Read More

Polypeptide

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

Chemical bond

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

Phosphodiester bond

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

Peptide bond

Definition noun, plural: peptide bonds (1) The covalent bond joining amino acids, particularly at the carboxyl group of... 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

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

Valence electron

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

Inorganic compound

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

Lactose

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

Enzyme

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

Translation

Translation, in general, is the conversion of something into another form, such as a word from one language to another. But... Read More

Water

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

Cross-linking

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

Hydrocarbon

Definition noun, plural: hydrocarbons An organic molecule comprised exclusively of carbon and hydrogen atoms Supplement A... Read More

Monomer

Monomer Definition What is a monomer? Monomers can be defined as building blocks of a polymer, which is a structure... Read More

Carbon dioxide

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

Sugar

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

Disulfide bond

Definition noun (chemistry) (1) The single covalent bond formed from the coupling of thiol groups, especially of cysteine... Read More

Organic compound

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

Cell membrane

Cell Membrane Definition Just like any non-living body possesses a plastic or paper packaging material that keeps the... Read More

Adhesion

Adhesion Definition Adhesion is the binding or attraction between dissimilar molecules, atoms, surfaces, or substances. The... Read More

Double bond

Double bond (Science: chemistry) a covalent bond resulting from the sharing of two pairs of electrons; e.g., H2C==CH2... Read More

Single bond

single bond A covalent bond resulting from the sharing of one pair of electrons; e.g., H3C-CH3... Read More

Glycosidic bond

Glycosidic bond is a covalent bond that holds a carbohydrate (sugar) to another group that can or cannot be another... Read More

Carbon

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

Keratin

Keratin is a fibrous protein naturally present in hair, skin, and nails. In hair care, it serves as a protective and... Read More

Adenine

Definition noun plural: adenines ad·e·nine, ˈædɪnɪn (biochemistry) A purine nucleobase that complementary pairs... Read More

Oxygen

Oxygen Definition In biochemistry, oxygen is the colorless, odorless, gaseous element represented by the symbol "O", with... Read More

Base-pairing rule

Base-pairing Rules Definition The base-pairing rules are rules that apply during the pairing between one purine and one... Read More