Cell Signalling and Transduction Which of the following is not a type of signaling molecule? Thyroxin Insulin Testosterone Adenylate cyclase Thyroxin Insulin Testosterone Adenylate cyclase ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Simple nerve reflexes use signaling molecules called neurotransmitters proteases G proteins nitric oxides neurotransmitters proteases G proteins nitric oxides 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 the signal transduction mechanism known as protein phosphorylation receptor kinases play a key role in triggering the signal cascade the signaling molecule binds to a surface receptor phosphorylated proteins act with enzymes to trigger the signal cascade All of these receptor kinases play a key role in triggering the signal cascade the signaling molecule binds to a surface receptor phosphorylated proteins act with enzymes to trigger the signal cascade All of these ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Self-phosphorylation is an excellent mechanism for triggering specific catalytic function of the proteins involved in signal cascades because it makes the receptor more likely to capture the signaling, molecule None of these allows hydrophilic signaling molecules to cross the plasma membrane changes the shape and thus the enzymatic activity of the proteins involved makes the receptor more likely to capture the signaling, molecule None of these allows hydrophilic signaling molecules to cross the plasma membrane changes the shape and thus the enzymatic activity of the proteins involved ANSWER DOWNLOAD EXAMIANS APP
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 incapable of signal transduction It is also the site of production for the signaling molecule It is in the heart muscle It contains the receptor for the signaling molecule It is incapable of signal transduction It is also the site of production for the signaling molecule It is in the heart muscle It contains the receptor for the signaling molecule ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS