cell communication & signaling ap bio

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11 Terms

1
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what is a ligand

singalong molecule

2
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what is a receptor

protein that receives signal from ligand

3
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what is the G protein

a binding protein that relays on signals from the cell membrane

4
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what is the phosphorylation

process of adding a phosphate group into a molecule, switch the that deactivates/ activates proteins or enzymes

5
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what is amplification

strengthening of stimulus’ energy during transduction

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what is paracrine

nearby signaling

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what is autocrine

self signaling

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what is juxtacrine

beside/ next to signaling

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what is endocrine

long distance signaling w blood

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what is synaptic signaling

how neurons (nerve cells) talk to each other and other cells using neurotransmitters that cross the synapse

11
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what is quorum sensing

bacterial communication system where cells release to detect chemical signals to wipe out population