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nmdcat.online June 25, 2026

The disease smallpox was caused by a virus exhibiting

A. Complex symmetry
✓
B. Helical symmetry
C. Icosahedral symmetry only
D. No capsid

📝 Explanation

Poxviruses possess a complex brick-shaped structure unlike simple helical or icosahedral forms.

📖 Additional Information

  • Complex symmetry
  • Helical symmetry
  • Icosahedral symmetry only
  • No capsid

Poxviruses possess a complex brick-shaped structure unlike simple helical or icosahedral forms.

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