Q. Which out of the following is not involved in signal transduction by β-adrenergic receptor pathway?

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Q. Which of the following catalyzes the cutting of PIP2 into 2 moles of IP3 and diacylglycerol in cell signaling?

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Q. The binding of ligands to many GPCRs leads to ___________

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Q. A hormone or ligand can be considered as ___________

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Q. Which of the following serves as a neurotransmitter in adrenergic neurons?

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Q. Which second messenger signals the release of Ca⁺² from endoplasmic reticulum?

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Q. GPCR is comprised of ___________

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Q. The specificity of signaling pathways does not include ___________

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Q. Which of the following directly phosphorylate tyrosines to start a kinase protein enzymatic cascade?

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Q. PTB domains bind to ___________

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Q. Scaffold protein in insulin signal transduction ___________

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Q. Which of the following is involved in extrinsic cell death pathway?

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Q. Which of the following converts GTP to cGMP to start its enzymatic cascade?

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Q. Which of the following are stimulated to become membrane associated upon binding of insulin to the insulin receptor?

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Q. Which of the following is involved in phospho-tyrosine binding?

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Q. Which of the following is involved in proline rich motif binding?

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Q. Which of the following is not a downstream component?

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Q. Which of the following statements about Arabidopsis is not true?

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Q. The 2-component system drives bacterial chemotaxis by coupling autophosphoryaltion of which receptor to phosphorylation of respective regulatory protein?

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Q. Bacteria do not have which of the following receptors?

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