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 lipokinase phospholipase C phosphodiesterase C phosphokinase C lipokinase phospholipase C phosphodiesterase C phosphokinase C ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction A signal cascade induced by adrenaline or thyroxine All of these must begin with receipt of the signal molecule by a surface receptor results in the activation of a sequence of enzymes needed for the cell effect involves the activation of a G protein All of these must begin with receipt of the signal molecule by a surface receptor results in the activation of a sequence of enzymes needed for the cell effect involves the activation of a G protein 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? PDGF; the blood NGF; the nerves involved in simple reflexes Insulin; many different cell types that use glucose for fuel Insulin; beta cells of the pancreas PDGF; the blood NGF; the nerves involved in simple reflexes Insulin; many different cell types that use glucose for fuel Insulin; beta cells of the pancreas ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction In vasodilation, proper nerve signals sent to blood vessels cause reduced blood pressure All of these relaxation of smooth muscle cells the release of nitric oxide from endothelial cells reduced blood pressure All of these relaxation of smooth muscle cells the release of nitric oxide from endothelial cells ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is a second messenger? Phospholipase C Both (a) and (b) lnositol 1,4,5-triphosphate Diacyl glycerol Phospholipase C Both (a) and (b) lnositol 1,4,5-triphosphate Diacyl glycerol ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Simple nerve reflexes use signaling molecules called nitric oxides G proteins neurotransmitters proteases nitric oxides G proteins neurotransmitters proteases ANSWER DOWNLOAD EXAMIANS APP
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