Cell Signalling and Transduction Which of the following comes under the category of cell surface receptor? G protein linked receptors Enzyme linked receptors Ion-channel linked receptors All of these G protein linked receptors Enzyme linked receptors Ion-channel linked receptors All of these ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Simple nerve reflexes use signaling molecules called nitric oxides G proteins proteases neurotransmitters nitric oxides G proteins proteases neurotransmitters ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is a hormone whose action requires a cell surface receptor? Adrenaline Progesterone Nitric oxide Growth factors Adrenaline Progesterone Nitric oxide Growth factors ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction The enzyme that catalyzes the splitting of PIP2 into two molecules of inositol triphosphate (IP3) and diacylglycerol in cell signaling, is phospholipase C phosphokinase C lipokinase phosphodiesterase C phospholipase C phosphokinase C lipokinase phosphodiesterase C ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction If a disease of the blood vessels caused the endothelial cells of the vessel to die, what effect would that have on the cellular activities associated with vasodilation? It would be more difficult to increase blood flow and reduce blood pressure Smooth muscle cells could not be made to relax Nitric oxide would no longer be produced All of these It would be more difficult to increase blood flow and reduce blood pressure Smooth muscle cells could not be made to relax Nitric oxide would no longer be produced All of these ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is a second messenger? Diacyl glycerol Both (a) and (b) Phospholipase C lnositol 1,4,5-triphosphate Diacyl glycerol Both (a) and (b) Phospholipase C lnositol 1,4,5-triphosphate ANSWER DOWNLOAD EXAMIANS APP
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