In addition to the Tourism page for Aromas, there are neighboring communities that also have Tourism pages. More information and a map of those communities can be found on our TripAdvisor Tourism Map for Aromas.
Rating Newest Oldest. Best Answer: In biochemistry, a receptor is a protein molecule, embedded in either the plasma membrane or cytoplasm of a cell, to which a mobile signaling (or signal) molecule may attach.
The functions of membrane proteins include acting as a receptor to combine with a specific substance such as a hormone, while some form narrow passageways, or channels, through which various molecules and ions can cross the cell membrane.