Ch11MC - Gillian Barratt Angie Funnell 20 Question Multiple...

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Gillian Barratt Angie Funnell 20 Question Multiple Choice: 1. How do both plants and animals use cell communication? a). Local regulator b). Hormones c). Proteins d). Ligand 2. The phosphorylation cascade involving a series of protein kinases are useful for cellular signal transduction because… a). they are species specific b). they always lead to the same cellular response c). they amplify the original signal many fold d). the number of molecules used is small and fixed 3. Which is an example of hormone regulation? a). Liver reacts to epinephrine regulates energy metabolism b). Kidneys react to dopamine for fight or flight response c). Heat reacts to oxytocin for a more steady heartbeat d). ovaries react to FSH to stop menstruation 4. The binding of a signal molecule to which type of receptor leads to a change in membrane potential? a). tyrosine-kinase receptor b). G-protein-linked receptor c). signal-transduction molecules found in distantly related organisms are similar d). signal molecules typically interact with the outer surface of the plasma membrane
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Ch11MC - Gillian Barratt Angie Funnell 20 Question Multiple...

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