What Would Happen If the Secondary Messenger CGMP Was Blocked

question 61

Multiple Choice

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.