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Practice question

MCQ

Question

RNA silencing is an important strategy to control viral infection in plants. The following statements were made regarding RNA silencing. A. It is driven by small interfering RNA (SiRNA) derived from double-stranded form of viral RNA. B. siRNA requires RISC for it function. C. Many plant viruses encode proteins that act as suppressors of RNA silencing. D. Viral P19 protein activates RNA induced silencing complex Which one of the following combination of statements is correct?

Options

Choose one · Correct answer highlighted

Explanation

In rna silencing is an important strategy to, A, B and C represents established outcome. functional assays confirms option A (A, B and C) as correct, while alternatives misstate substrate or regulatory direction, contradicting textbook data.

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