Examlex
Discuss the importance of the early petroleum industry and its effects on civilization.
Receptor Proteins
Proteins located on the surface of cells or within cells that bind to specific molecules, triggering a response within the cell.
Ligand
A molecule that binds to another (usually larger) molecule, used especially in reference to molecules that bind to receptor sites on target cells.
G-Protein Complex
A signaling molecule that is activated by cell surface receptors and helps transmit signals from various stimuli into a cell's interior.
Plasma Membrane
The enclosing lipid bilayer around the cell's cytoplasm, managing the movement of molecules in and out of the cell.
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