Choose correct statements about Muscarinic receptors;

a. An acetylcholine analog, In activated condition, these receptors slow the rate of heart muscle contraction.

b .This type of receptor is coupled to a Gαi protein, and ligand binding leads to the opening of an associated K+ channel.

c .The subsequent influx of K+ ions from the cytosol causes an increase in the magnitude of the usual inside-negative potential across the plasma membrane that lasts for several seconds. 

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#Question id: 1272

#Unit 4. Cell Communication and Cell Signaling

Collagen is exported from the endoplasmic reticulum as

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#Question id: 11495

#Unit 7. System Physiology – Animal

In a neuron with a resting membrane potential of −65mV, the distribution of which ion across the neuronal membrane represents the greatest potential electromotive force (EMF)?

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#Question id: 19708

#Unit 13. Methods in Biology

In complete heart block

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#Question id: 26913

#Unit 10. Ecological Principles

Metabolic rate of Ectotherm and endotherm with respect to variable temp, which of the following represented graph is correct?

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#Question id: 12562

#Unit 10. Ecological Principles

In the nitrogen cycle, the bacteria that replenish the atmosphere with N