10. Cell Signaling
Types of Cell Signaling
Multiple Choice
Multiple ChoiceCells use different signaling strategies to achieve different goals. In hormonal signaling, __________.
A
numerous cells can receive and respond to a signal produced in their vicinity
B
the signal can be directed to a very specific target because a narrow space separates the target cell from the transmitting cell
C
a concentration gradient between the signaling cell and its target cells is established, causing cells along the gradient to respond in different ways
D
special molecules are passed through cell junctions
E
specialized cells release hormone molecules into the circulatory system, permitting distant cells to be affected
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