Which of the following statements is incorrect?

  • A
    Viroids lack a protein coat.
  • B
    Viruses are obligate parasites.
  • C
    Infective constituent in viruses is the protein coat.
  • D
    Prions consist of abnormally folded proteins.

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Similar Questions

Identify the organisms shown in the figures $A$,$B$,and $C$:

Assertion $(A)$: Viroids lack the protective protein coat known as the capsid.
Reason $(R)$: Viroids contain a short strand of $DNA$.

It is responsible for potato spindle tuber disease.

$DNA$ is absent in:

Which of the following diseases is caused by the Tobacco Mosaic Virus $(TMV)$?

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