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Reception, Transduction, and Response
Grade Level
AP Biology
APB.210 Reception, Transduction, and Response
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A pathway model includes these events: receptor dimerizes, transcription factor enters nucleus, ligand binds receptor, and target gene expression increases. Which sequence is correct?
A
Transcription factor enters nucleus, ligand binds receptor, receptor dimerizes, and target gene expression increases.
B
Receptor dimerizes after target gene expression, then ligand binding begins reception.
C
Target gene expression increases, receptor dimerizes, ligand binds receptor, and transcription factor enters nucleus.
D
Ligand binds receptor, receptor dimerizes, transcription factor enters nucleus, and target gene expression increases.
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