Class 11 Biology Biological Classification Viruses, Viroids, Prions and Lichens

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Which one of the following statements is correct?

AIIMS 2010 All AIIMS

A
Prions are the smallest free-living cells.
B
The cell wall of Mycoplasmas is made up of amino sugars.
C
Viroids consist of single-stranded $RNA$ molecule.
D
Rickettsiae lack cell wall.

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Class 11

Biology Questions

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Biological Classification

Subtopic

Viruses, Viroids, Prions and Lichens

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AIIMS 2010 Paper All AIIMS years →

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