Cell Signalling and Transduction A cell is known to respond to a particular signaling molecule. Which of the following must be true of this cell? It is in the heart muscle It is incapable of signal transduction It is also the site of production for the signaling molecule It contains the receptor for the signaling molecule It is in the heart muscle It is incapable of signal transduction It is also the site of production for the signaling molecule It contains the receptor for the signaling molecule ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction What is the name of the protein signaling molecule that alters glucose uptake, and where would its receptors be located? Insulin; many different cell types that use glucose for fuel NGF; the nerves involved in simple reflexes PDGF; the blood Insulin; beta cells of the pancreas Insulin; many different cell types that use glucose for fuel NGF; the nerves involved in simple reflexes PDGF; the blood Insulin; beta cells of the pancreas ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following comes under the category of cell surface receptor? Enzyme linked receptors Ion-channel linked receptors All of these G protein linked receptors Enzyme linked receptors Ion-channel linked receptors All of these G protein linked receptors ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is a second messenger? lnositol 1,4,5-triphosphate Phospholipase C Both (a) and (b) Diacyl glycerol lnositol 1,4,5-triphosphate Phospholipase C Both (a) and (b) Diacyl glycerol ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is true about a hydrophilic signaling molecule? Its receptor is located in the cytosol of the target cell 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 It is a steroid Its receptor is located in the cytosol of the target cell 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 It is a steroid ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is a hormone whose action requires a cell surface receptor? Nitric oxide Growth factors Adrenaline Progesterone Nitric oxide Growth factors Adrenaline Progesterone ANSWER DOWNLOAD EXAMIANS APP
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