Search Results for: particle
Signal recognition particle
Definition noun A protein-RNA complex important in binding to the mRNA for the recognition of signal peptide on a nascent... Read More
Phagocytosis
Phagocytosis Definition Phagocytosis is a basic physiological cellular process wherein a cell ingests a solid particle... Read More
Nucleosome
Nucleosome Definition Every organism is made of deoxyribonucleic acid, also known as DNA. DNA is made up of numerous... Read More
Pseudopodia
A pseudopodium (plural: pseudopodia) refers to the temporary projection of the cytoplasm of a eukaryotic cell. Pseudopodia... Read More
Reverse passive agglutination
Definition noun A type of agglutination reaction in which known antibody is bound to a carrier particle instead of the... Read More
Active agglutination
Definition noun An agglutination reaction in which the antigen is found naturally on particle Supplement Agglutination... Read More
Signal sequence
Definition noun A sequence of amino acid residues bound at the amino terminus of a nascent protein during protein... Read More
Endoplasmic reticulum
Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More
Contamination
Contamination Definition Contamination, sometimes interchanged with pollution, is the existence of live things or... Read More
Filtration
Filtration Definition What is filtration? Filtration is separating a solid from a fluid through a porous material that... Read More
Plaque-forming unit
Definition A measure of the quantity of individual infectious particles (e.g. virus particles) based on the number of... Read More
Cross-sections
Cross-section (Science: physics) Usually refers to the (apparent) area presented by a target particle to an oncoming... Read More
Desolvation
Definition noun The removal or dissociation of the solvent component from the particle as a method of drying a sample or... Read More
Transfection
Definition noun (molecular biology) The process of deliberate introduction of nucleic acids into a recipient eukaryotic... Read More
Infectious heredity
Definition noun A non-Mendelian inheritance in which an infectious particle within the cell of the host may bring changes in... Read More
Intracellular digestion
Intracellular Digestion Definition What is intracellular digestion? ‘Intra’ means "inside" and ‘cellular’ pertains... Read More
photomedicine
Photomedicine Definition Photomedicine is a branch of medicine that specializes in the therapeutic application of light. As... Read More
Signal peptide
Definition noun An extra-peptide extension found at the amino terminus of a nascent protein, and functions by prompting the... Read More
Cross-section
Cross-section (Science: physics) Usually refers to the (apparent) area presented by a target particle to an oncoming... Read More
Activation
Definition noun (general) The state or the process of being active and/or effective (biochemistry) The process of making a... Read More
Peritoneum
What is the Peritoneum? The term peritoneum refers to the serous membrane that constitutes the biologically active inner... Read More
Mechanical equilibrium
Definition noun A state of a physical system at rest or in unaccelerated motion, and where the sum of all forces and torque... Read More
Memory T cell
Definition noun, plural: memory T cells A long-lived T cell that bears receptors for an antigen during its encounter with a... Read More
Cell division
Cell division is a biological process by which a parent cell duplicates its cell contents and divides to give rise to two or... Read More