WebIn biochemistry and pharmacology, a ligand is a substance that forms a complex with a biomolecule to serve a biological purpose. The etymology stems from ligare, which …

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Webverb (used without object), bound, bind·ing. to become compact or solid; cohere: The eggs and the flour bind, creating a stable cake. to be obligatory: It is a duty that binds. noun. … WebDefinition. A promoter is a region of DNA where transcription of a gene is initiated. Promoters are a vital component of expression vectors because they control the binding of RNA polymerase to DNA. RNA polymerase transcribes DNA to mRNA which is ultimately translated into a functional protein. Thus the promoter region controls when and where ... canadian american challenge cup series

Agonist - Definition, Types and Quiz Biology Dictionary

WebMar 27, 2024 · enzyme, a substance that acts as a catalyst in living organisms, regulating the rate at which chemical reactions proceed without itself being altered in the process. A brief treatment of enzymes follows. … Webverb (used with object), bound, bind·ing. to fasten or secure with a band or bond. to encircle with a band or ligature: She bound her hair with a ribbon. verb (used without object), … In biochemistry and molecular biology, a binding site is a region on a macromolecule such as a protein that binds to another molecule with specificity. The binding partner of the macromolecule is often referred to as a ligand. Ligands may include other proteins (resulting in a protein-protein interaction), enzyme substrates, second messengers, hormones, or allosteric modulators. T… fisher easy e