56 results found

Search Results for: ionic

Ionic bond

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

Covalent bond

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

Inorganic compound

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

Hydrogen bond

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

Hydrophilic

Hydrophilic Definition What does a hydrophile (or hydrophilic molecule) mean? If a molecule is “water-loving”, it is... Read More

Polypeptide

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

Aspartate

What Is Aspartate? Aspartate is an amino acid involved in protein production. Like all other amino acids, it possesses both... Read More

Resting potential

Resting Potential Definition The resting potential of a cell is defined as the difference in electrical potential across... 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

Chemical bond

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

Adhesion

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

Ectoplasm

Definition Of Ectoplasm The peripheral part of the cytoplasm which is clear, gel-like, rigid, and agranular part is known... Read More

Electrophoresis

Electrophoresis (Science: technique) separation of ionic molecules, (principally proteins) by the differential migration... Read More

Inorganic salt

Definition noun, plural: inorganic salts A salt that lacks C-H bonds Supplement A salt is defined as the neutral ionic... Read More

Enzyme

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

Intramolecular force

Definition noun The force that holds together the atoms making up a molecule or compound. Supplement Examples of... Read More

Hydrophile

Definition noun, plural: hydrophiles (chemistry) A molecule or compound that is hydrophilic or having an affinity for... Read More

Inhibitory postsynaptic potential

Inhibitory Postsynaptic Potential Definition An inhibitory postsynaptic potential is a type of synaptic potential. It is... Read More

Diatom

Diatom Definition A diatom is a unicellular eukaryotic alga characterized by having a siliceous covering and a symmetrical... Read More

Generation of resting membrane potential

Stephen H. Wright Department of Physiology, College of Medicine, University of Arizona, Tucson, Arizona 85724... Read More

Selectively-permeable membrane

Selectively Permeable Membrane Definition We can define selectively permeable membranes as those that are selectively... Read More

Biuret test

In this article we will answer the following three questions: What is a Biuret Test?  What does biuret test for? What is... Read More

Diuresis

Diuresis Definition In simple terms, excessively increased urination is referred to as diuresis. Diuresis is a collective... Read More

Saline solution

Saline Solution Definition Saline solution is one the most medically-used solution, which contains sodium chloride... Read More

Blood-brain barrier

Definition noun A semipermeable membrane that serves as a selective barrier separating the circulating blood and the... Read More

Nuclear matrix

Definition noun plural: nuclear matrices (cell biology) A 3-dimensional filamentous protein network that extends... Read More

Protein Activity and Cellular Metabolism

Protein Binding Sites The ability of various molecules and ions to bind to specific sites on the protein surface forms the... Read More

Enzyme regulation

Enzyme regulation (Science: biochemistry) control of the rate of a reaction catalyzed by an enzyme by some effector (e.g.,... Read More

Mannitol

Definition noun plural: mannitols man·ni·tol, ˈmæn ɪˌtɔl A sugar alcohol with a sweetish taste, occurs naturally in... Read More

Cloudy swelling

Cloudy swelling swelling of cells due to injury to the membranes affecting ionic transfer; causes an accumulation of... Read More

Thick filament

Definition noun, plural: thick filaments A type of myofilament that is made up of bipolar myosin II filaments, and is... Read More

Alimentary canal

Definition of Alimentary canal What is the alimentary canal? The alimentary canal is a muscular hollow continuous tubular... Read More

Oxidation

Oxidation Definition How do we define oxidation? There are several definitions of the oxidation process. Oxidation can be... Read More

Energy coupling

What is Energy Coupling? Work, whether it be physical or biological, requires energy to be expended. In biological... Read More

Phosphate

Phosphate is an essential inorganic compound composed of a phosphorus atom bonded to four oxygen atoms. This molecular... Read More

Exogenous

Exogenous Definition Exogenous is a word referring to a factor or event coming or contributing from outside a defined... Read More