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Hunter5678 Hunter5678
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6 years ago
A membrane produces an action potential whenever the potential across it reaches what level?
 
  a. the resting potential
 b. -90 mV
 c. the threshold of excitation
  d. the refractory period
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darthb10darthb10
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6 years ago
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Hunter5678 Author
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6 years ago
You make an excellent tutor!
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Correct Slight Smile TY
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Thanks
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