What is not a purpose of cellular signaling?
To help coordinate the activities of all cells in a multi-cellular organism.
To produce ATP.
To flex a muscle.
To initiate cell death.
Which one of the following is not a form of cellular signaling?
Release of Neurotransmitters
In the local chemical mediator model, chemical signals secreted by a cell
only affects its neighboring cells.
can be transported to distant cells.
can be used to initiate cell death.
is not a type of receptor-mediated signaling.
Which one of the following is an example of receptor-mediated signaling?
Cells secrete seretonin.
Foreign proteins are displayed on the cell surface to signal infection.
Cells secrete a neurotransmitter.
Cells bind with a signaling molecule from a distant cell.
Cellular signals cannot initiate which of the following processes?
The release of another signaling molecule.
None of the above.
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