Expression
In vertebrates, the olfactory receptors are located in the cilia of the olfactory sensory neurons. In insects, olfactory receptors are located on the antennae and other chemosensory organs. Sperm cells also express odor receptors, which are thought to be involved in chemotaxis to find the egg cell.
Read more about this topic: Olfactory Receptor
Famous quotes containing the word expression:
“The novel is the highest form of human expression so far attained. Why? Because it is so incapable of the absolute.”
—D.H. (David Herbert)
“... if the Settlement seeks its expression through social activity, it must learn the difference between mere social unrest and spiritual impulse.”
—Jane Addams (1860–1935)
“A man finds room in the few square inches of the face for the traits of all his ancestors; for the expression of all his history, and his wants.”
—Ralph Waldo Emerson (1803–1882)