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- 1. Multiple ChoiceThe 3 steps of signal transduction in order arereception, transduction, responseresponse, transduction, receptionreception, response, transductiontransduction, reception, response
- 2. Multiple ChoiceWhat determines whether a cell is a target cell for a particular signal molecule?phosphorylation cascadecAMPsignal receptorsphosphatase
- 3. Multiple ChoiceWhat do you call it when two neurons communicate through neurotransmitters?HormonesSynapseCholesterolMonty
- 4. Multiple ChoiceWhat is an organic compound that is made by glands in the body (pituitary, thyroid, etc) that is used in long distance communication between cells?HormonesNeurotransmittersSynapseCarbohydrates
- 5. Multiple ChoiceHormones are used in ____ signaling.endocrinejuxtacrineautocrineparacrine
- 6. Multiple ChoiceDo plant cells communicate using hormones?yesno
- 7. Multiple ChoiceA signal molecule that binds to a plasma-membrane protein is aligandsecond messengerprotein kinasereceptor protein
- 8. Multiple Choice
What type of transmembrane receptor is being shown?G-protein receptortyrosine kinase receptorgated ion channel - 9. Multiple ChoiceWhat is a G protein?specific type of membrane-receptor proteinprotein on the cytoplasmic side of a membranemembrane-bound enzymerelay protein
- 10. Multiple ChoiceProtein kinases activate other relay proteins by adding a(n) ____ to them.phosphateATP moleculecAMPGTP
- 11. Multiple ChoiceWhich of the following can activate a protein by transferring a phosphate group to it?cAMPG Proteinprotein kinaseprotein phosphatase
- 12. Multiple ChoiceWhat do second messengers do?transport a signal through the lipid bilayerrelay a signal from the outside to the inside of the cellrelay message from the inside of the mebrane throughout the cytoplasmdampen the message
- 13. Multiple ChoiceSignal amplification is most often achieved byan enzyme cascadebinding of multiple signalsbranching pathwaysaction of adenylyl cyclase
- 14. Multiple ChoiceThis is an example ofparacrine signalingsynaptic signalinglong-distance signalingall of the above
- 15. Multiple Choice
What type of protein aids in nervous systems function and is illustrated by the image?
Receptor Tyrosine Kinases
G-Proteins
Ligand Operated Ion Channels
Enzymatic Protein Kinases
- 16. Multiple Choice
What is being depicted in the image?
Amplification of the signal molecule
Enzymatic proteins inhibiting process of the signal transduction pathway
Kinase groups adding dimer groups to other enzymes
Diffusion of molecules within the cell due to the signaling molecule
- 17. Multiple ChoiceWhat determines whether a signal molecule binds on the surface or enters the cell?sizepolarityability to cross the membraneall of these are correct
- 18. Multiple ChoiceEach of the following numbered processes are involved in signal transduction pathways:
I. Response
II. Amplification
III. Reception
IV. Transduction
Which of the following represents the sequence of events in a typical signal transduction pathway?I, II, III, IVIII, I, IV, IIII, IV, I, IIIIII, IV, II, I - Answer choicesTagsAnswer choicesTags