Definition: "Extrasteryl" is a word that refers to substances that are composed of two or more different types of molecules, typically with distinct chemical structures. Examples include proteins and nucleic acids, which can be distinguished by their unique molecular structures. In the context of genetics, "extrasternal" refers to genetic material that is not found in the nucleus but instead is located within the extracellular matrix (ECM) or cytoplasm of a cell. This type of extrasternal material
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