Viruses are classified according to

  1. their size only
  2. their kingdom
  3. their cell wall
  4. the type of nucleic acid and whether it is single or double stranded
Answer

D) the type of nucleic acid and whether it is single or double stranded

RNA/DNA, ss/ds. AS & A Level Biology · Topic 18 Classification, Biodiversity and Conservation · 18.1 Classification

Biology MCQ · More A Level Biology: Classification, biodiversity and conservation MCQs · Practise