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Biotechnology and its Applications — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology and its Applications1 Mark
MCQ
Choose the correct option regarding Retrovirus:
  • A
    An RNA virus that can synthesise DNA during infection.
  • B
    A DNA virus that can synthesise RNA during infection.
  • C
    A ssDNA virus.
  • D
    A dsRNA virus.
✓

Answer

  1. An RNA virus that can synthesise DNA during infection.

A retrovirus is a single-stranded positive sense RNA virus with a DNA intermediate and, as an obligate parasite, targets a host cell.

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