Cell Signalling and Transduction The signaling molecules called steroid hormones are made in one location of the body but have their effects some distance away are hydrophilic and so cannot penetrate the plasma membrane never enter the blood of humans bind to cell surface receptors to trigger chemical cascades are made in one location of the body but have their effects some distance away are hydrophilic and so cannot penetrate the plasma membrane never enter the blood of humans bind to cell surface receptors to trigger chemical cascades ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction When a __________ reaches its __________ , there is a specific means of receiving it and acting on the message. This task is the responsibility of specialized proteins called __________ . signaling molecule; target cell; G proteins signaling molecule; target cell; receptors kinase; receptor; proteases signaling molecule; receptor; G proteins signaling molecule; target cell; G proteins signaling molecule; target cell; receptors kinase; receptor; proteases signaling molecule; receptor; G proteins ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following comes under the category of cell surface receptor? 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 Enzyme linked receptors ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction In the signal transduction mechanism known as protein phosphorylation All of these phosphorylated proteins act with enzymes to trigger the signal cascade receptor kinases play a key role in triggering the signal cascade the signaling molecule binds to a surface receptor All of these phosphorylated proteins act with enzymes to trigger the signal cascade receptor kinases play a key role in triggering the signal cascade the signaling molecule binds to a surface receptor ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction In vasodilation, proper nerve signals sent to blood vessels cause 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 reduced blood pressure ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is not a type of signaling molecule? Thyroxin Testosterone Adenylate cyclase Insulin Thyroxin Testosterone Adenylate cyclase Insulin ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS