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Exam 3 (Ch. 9-12)
vocab and topic review from exam 3
7
Biology
Undergraduate 1
12/12/2011

Additional Biology Flashcards

 


 

Cards

Term
Close Range Communication
Definition
  • Cell Junction-plasma membranes touching
  • Cell-Cell Recognition- use receptors
Term
Local Signaling
Definition
  • Paracrine Signaling-cells secrete hormone or protein, local regulator diffuses through extra cellular fluid
  • Synaptic Signaling- Electrical signal along nerve cell triggers release of neurotransmitter neurotransmitter diffuses across synapse
Term
Long Distance Signaling
Definition
  • Hormonal Signaling- Hormone travels along blood stream to target cells
Term
Three Stages of Cell Signaling
Definition

Reception

 

Transduction

 

Response

Term
Intracellular Receptors
Definition
  • G-Protein coupled receptors
  • Receptor Tyrosine kinases
  • Ion channel receptors
Term
G-Protein Coupled Receptors
Definition

Trans membrane protein

goes across membrane 7 times (alpha helix)

must bind with G protein to work

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