Examlex
Which of the following is a true statement?
Membrane-bound Receptor
A type of cell receptor that is anchored in the cell membrane and interacts with extracellular molecules to trigger signals within the cell.
G Proteins
Guanine nucleotide-binding proteins that act as molecular switches inside cells, involved in transmitting signals from a variety of stimuli outside a cell to its interior.
Cyclic AMP
A secondary messenger important in many biological processes, such as the regulation of metabolism.
Lipid-soluble Hormones
Hormones that can easily cross cell membranes to enter cells due to their solubility in lipids.
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