TRANSDUCER
COMPLEX
Text Box: METABOLISM
MESSENGER CASCADE
 TRANSCRIPTION
 TRANSCRIPTION
PERMEABILITY
PERMEABILITY
ONE SIGNAL - MANY EFFECTS
MANY SIGNALS - ONE EFFECT
EFFECTS ON CELL FUNCTION MAY ONLY
OCCUR IF CORRECT COMBINATION OF
HORMONES ACT SIMULTANEOUSLY ON
SAME CELL
SAME HORMONE MAY HAVE
DISTINCT EFFECTS IN DIFFERENT
TISSUES OR CELL TYPES