Q. Which of the following statements is true about transmembrane electrical potential?

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Q. Nicotinic acetylcholine receptor is an example of _____________

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Q. Which of the following are intracellular second messengers?

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Q. The receptor channels for which of the following are gated by extracellular ligands?

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Q. Which of the following statements is false about a ligand-gated ion channel receptor?

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Q. Voltage regulation means ____________

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Q. Depolarization and repolarization changes that occur during the action potential are produced by ____________

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Q. Diffusion of K⁺ out of the cell makes the inside of it less positive, or more negative and acts to restore the original resting membrane potential. This process is called ____________

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Q. Which of the following statements about action potential is false?

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Q. Which out of the following is not a neurotransmitter?

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Q. SH₂ domain specifically binds to _____________

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Q. cAMP and cGMP are derived from ____________

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Q. Which of the following is false about phosphorylation by IRS on serine residue?

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Q. The enzyme activated by cyclic AMP, passing on the hormonal signal is ____________

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Q. Protein kinase ERK is activated by phosphorylation of ____________

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Q. Activation of guanylyl cyclase produces ____________

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Q. cGMP-dependent protein kinase is also called ____________

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Q. Which of the following is not responsible of producing diarrhea?

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Q. Which of the following is a short-lived messenger that acts by stimulating a soluble guanylyl cyclase, raising [cGMP] and stimulating PKG?

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Q. Ras protein is a ____________

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