Maren [maren] as a girls' name is of Latin origin, and the meaning of the name Maren is star of the sea. Maren is a variant form of Mary (Latin). Variations.
A(n) _____ is an example of a signal molecule that can bind to an intracellular receptor and thereby cause a gene to be turned on or off.
ligand. [ligâ²Énd, lÄ«â²gÉnd]. Etymology: L, ligare, to bind. 1 a molecule, ion, or group bound to the central metal atom of a chemical compound, such as the oxygen molecule in oxyhemoglobin, which is bound to the central iron atom. 2 an organic molecule attached to a specific site on a cell surface or to a tracer element.n organic molecule attached to a tracer element, for example, a radioisotope. 3. A molecule that binds to a macromolecule, for example, a ligand binding to a receptor. 4. The analyte in competitive binding assays, such as radioimmunoassay.