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Choose the Option That Places the Following Events in Plant \rightarrow

Question 32

Multiple Choice

Choose the option that places the following events in plant defense in the CORRECT order.
1) The plant cell recognizes double-stranded RNA (dsRNA) as foreign and cleaves it into fragments.
2) Single-stranded RNA (ssRNA) molecules bind to the protein-bound small interfering RNA (siRNA) and are destroyed.
3) A virus infects the host plant, injecting ssRNA into the cell.
4) The viral genome is replicated and dsRNA molecules are formed.
5) siRNA bind to a plant protein complex, which retains only one of the RNA strands.


A) 3 \rightarrow 2 \rightarrow 1 \rightarrow 4 \rightarrow 5
B) 1 \rightarrow 2 \rightarrow 4 \rightarrow 3 \rightarrow 5
C) 5 \rightarrow 3 \rightarrow 4 \rightarrow 2 \rightarrow 1
D) 1 \rightarrow 2 \rightarrow 3 \rightarrow 4 \rightarrow 5
E) 3 \rightarrow 4 \rightarrow 1 \rightarrow 5 \rightarrow 2

Correct Answer:

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