TLS Online TPP Program

#Question id: 1122


In endocrine signaling, the signaling molecule.

#Unit 4. Cell Communication and Cell Signaling
  1. acts on target cells distant from the site of synthesis.

  2. acts on target cells that are in close proximity to the secreting cell.

  3. acts on the same cells that released the signaling molecule.

  4. acts on cells that are physically in contact with the secreting cell.