Web Analytics

  1. Which one of these is not an example of intracellular communication?

A nerve cell stimulates a muscle cell to contract.


A signal is translated to cause muscle contraction.


A muscle cell action is coordinated.


A muscle cell maintains homeostasis.

  1. When non-nerve cells become involved in response to signals, which type of receptor goes into action?

enzyme-linked receptor


ion channel-linked receptor


intracellular receptor


endomembrane receptor