CD spectra is used to

determine whether proteins are properly folded, 

estimate the fraction of the protein that is folded in either of the common secondary structures, and

monitor transitions between the folded and unfolded states.

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#Unit 7. System Physiology – Animal

L-type calcium channels become inactivated (i.e., they close) within about 100 to 150 milliseconds after opening

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#Unit 7. System Physiology – Animal

When the L-type calcium channels become inactivated at about the same time, greatly increased numbers of potassium channels open.

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#Unit 7. System Physiology – Animal

Large quantities of positive potassium ions diffuse out of the SA node.

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#Unit 7. System Physiology – Animal

Potassium channels remain open for another few tenths of a second, with resultant excess negativity inside the fiber; this process is called hyperpolarization.

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#Unit 7. System Physiology – Animal

TLS Online TPP Program

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#Unit 7. System Physiology – Animal