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Cell Biology Final - Part 1 of 3
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Problem 1
Problem 2
Problem 3
Problem 4
Problem 5
Problem 6
Problem 7
Problem 8
Problem 9
Problem 10
Problem 11
Problem 12
Problem 13
Problem 14
Problem 15
Problem 16
Problem 17
Problem 18
Problem 19
Problem 20
Problem 21
Problem 22
Problem 23
Problem 24
Problem 25
Cell Biology Final - Part 1 of 3
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14. Cell Signaling / Overview of Cell Surface Receptors / Problem 12
Problem 12
Which of the following is an example of a second messenger in a signal transduction pathway?
A
A transcription factor that binds to DNA
B
cAMP, which amplifies the signal from a receptor to downstream targets
C
A ligand that binds to the receptor
D
A protein kinase that phosphorylates other proteins
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