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BIO by M Tahir ( Lecturer Al Azhar ) virus chapter
nmdcat.online July 11, 2026

The viral disease COVID-19 is caused by a member of the family possessing

A. Double-stranded DNA genome
B. Positive-sense single-stranded RNA genome
✓
C. Double-stranded RNA genome
D. Single-stranded DNA genome

📝 Explanation

SARS-CoV-2 is an enveloped positive-sense single-stranded RNA virus belonging to the Coronaviridae family.

📖 Additional Information

  • Double-stranded DNA genome
  • Positive-sense single-stranded RNA genome
  • Double-stranded RNA genome
  • Single-stranded DNA genome

SARS-CoV-2 is an enveloped positive-sense single-stranded RNA virus belonging to the Coronaviridae family.

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