RECEPTOR

Receptor

In biochemistry, a receptor is a molecule usually found on the surface of a cell, that receives chemical signals from outside the cell. When such external substances bind to a receptor, they direct the cell to do something, such as divide, die, or allow specific substances to enter or exit the cell.

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receptor

Noun

  1. A protein on a cell wall that binds with specific molecules so that they can be absorbed into the cell in order to control certain functions.
  2. Any specialized cell or structure that responds to sensory stimuli.


The above text is a snippet from Wiktionary: receptor
and as such is available under the Creative Commons Attribution/Share-Alike License.

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