Three Stages of Signalling

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Author:
chanchan27104
ID:
293574
Filename:
Three Stages of Signalling
Updated:
2015-01-22 11:57:06
Tags:
biology
Folders:
BIO 183,EXAM I
Description:
w00t
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  1. Receptor Activation
    a chemical signal binds to a cellular protein at the cell's surface
  2. Ligand
    Signal molecule; a small molecule that binds with specificity to a larger molecule (the receptor)
  3. Signal Transduction
    binding that leads to a change in the receptor that triggers a series of changes in a series of different molecules
  4. Signal Transduction Pathway
    The molecules in the pathway are called relay molecules
  5. Cellular Response
    the transducer signal triggers a specific cellular activity

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