What would happen if the secondary messenger cGMP was blocked in the de-etiolation pathway?
A) Specific protein kinase 1 would be activated, and greening would occur.
B) Ca²⁺ channels would not open, and no greening would occur.
C) Ca²⁺ channels could open, and specific protein kinase 2 could still be produced.
D) No transcription of genes that function in de-etiolation would occur.
E) Transcription of de-etiolation genes in the nucleus would not be affected.
Correct Answer:
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