Cell Signalling and Transduction The signaling molecules called steroid hormones never enter the blood of humans are made in one location of the body but have their effects some distance away are hydrophilic and so cannot penetrate the plasma membrane bind to cell surface receptors to trigger chemical cascades never enter the blood of humans are made in one location of the body but have their effects some distance away are hydrophilic and so cannot penetrate the plasma membrane bind to cell surface receptors to trigger chemical cascades ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction In paracrine signaling, the signaling molecules affects only None of these target cells close to the cell from which it was secreted target cells distant from its site of synthesis in cells of an endocrine organ both (a) and (b) None of these target cells close to the cell from which it was secreted target cells distant from its site of synthesis in cells of an endocrine organ both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction The major second messengers are All of these cGMP DAG cAMP All of these cGMP DAG cAMP ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Why is it that inhaling nitric oxide reduces blood pressure only in the lung tissue and not elsewhere in the body*? None of these Because nitric oxide breaks down quickly and thus cannot travel far Because nitric oxide cannot cross cell membranes and enter the blood Because other body tissues use a different signaling molecule None of these Because nitric oxide breaks down quickly and thus cannot travel far Because nitric oxide cannot cross cell membranes and enter the blood Because other body tissues use a different signaling molecule ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Cell signaling can be classified into two distinct types based on the distance over which the signaling molecules act three distinct types based on the distance over which the signaling molecules act None of these three distinct types based on the signaling molecules two distinct types based on the distance over which the signaling molecules act three distinct types based on the distance over which the signaling molecules act None of these three distinct types based on the signaling molecules ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is a hormone whose action requires a cell surface receptor? Adrenaline Nitric oxide Progesterone Growth factors Adrenaline Nitric oxide Progesterone Growth factors ANSWER DOWNLOAD EXAMIANS APP
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