Viruses have an overall structure that is

Biology Biological Classification Kingdom–Protista Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

spherical, isometric

isometric, icosahedron

spherical, helical

spherical, isometric, icosahedron, helical

Text Solution

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The correct answer is:

Viruses show different overall structural forms, including:

• Spherical → appearance of many enveloped viruses

• Isometric → roughly equal dimensions in all directions

• Icosahedral → common capsid symmetry with 20 faces

• Helical → rod/filament-like arrangement of capsid proteins around nucleic acid.

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