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NEET 2013
Exam
NEET
Year
2013
Subject
Zoology
Chapter
Biotechnology and Its Applications

NEET 2013 · Zoology · Biotechnology and Its Applications

Satellite RNAs are present in some:

Satellite RNAs are present in some:

Options

  1. Aviroids
  2. Bprions
  3. Cbacteriophages
  4. Dplant viruses.

Correct answer

D. plant viruses.

Step-by-step solution

Plant viruses often contain parasites of their own, referred to as satellites. Satellite RNAs are highly dependent on their helper virus for both replication and encapsidation. Related Theory Satellite viruses are particles that contain nucleic acid genomes encoding a structural protein that encapsidates the satellite genome. Satellite RNAs do not encode capsid protein, but are packaged by a protein encoded in the helper virus genome.
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