Cell Signalling and Transduction The hormone or ligand can be considered as second messenger first messenger none of these both (a) and (b) second messenger first messenger none of these both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is true about a hydrophilic signaling molecule? Since it can enter the cell, it directly affects some specific cell process Its receptor is located in the cytosol of the target cell It is a steroid It might trigger a signal cascade that causes some effect in a cell Since it can enter the cell, it directly affects some specific cell process Its receptor is located in the cytosol of the target cell It is a steroid It might trigger a signal cascade that causes some effect in a cell ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction In paracrine signaling, the signaling molecules affects only both (a) and (b) target cells distant from its site of synthesis in cells of an endocrine organ None of these target cells close to the cell from which it was secreted both (a) and (b) target cells distant from its site of synthesis in cells of an endocrine organ None of these target cells close to the cell from which it was secreted ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction A signal cascade induced by adrenaline or thyroxine involves the activation of a G protein results in the activation of a sequence of enzymes needed for the cell effect must begin with receipt of the signal molecule by a surface receptor All of these involves the activation of a G protein results in the activation of a sequence of enzymes needed for the cell effect must begin with receipt of the signal molecule by a surface receptor All of these ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is a hormone whose action requires a cell surface receptor? Growth factors Adrenaline Progesterone Nitric oxide Growth factors Adrenaline Progesterone Nitric oxide ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction cAMP and cGMP are derived from GTP and ATP by the actions of adenylate cyclase and guanylate cyclase respectively ATP and GTP by the actions of adenylate cyclase and guanylate cyclase respectively None of these ATP and GTP by the actions of guanylate cyclase and adenylate cyclase respectively GTP and ATP by the actions of adenylate cyclase and guanylate cyclase respectively ATP and GTP by the actions of adenylate cyclase and guanylate cyclase respectively None of these ATP and GTP by the actions of guanylate cyclase and adenylate cyclase respectively ANSWER DOWNLOAD EXAMIANS APP
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