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

Lichens represent a symbiotic relationship between which of the following?

Match the items in Column-$I$ with those in Column-$II$ and select the correct option.
Column-$I$Column-$II$
$(A)$ Tobacco Mosaic Virus$(p)$ Human
$(B)$ Potato Leaf Roll$(q)$ Bacteriophage
$(C)$ Mumps$(r)$ Plant Virus
$(D)$ Bacteriophage$(s)$ Tobacco
$(E)$ Polio Virus$(t)$ Potato
$(u)$ Animal Virus

What is the importance of lichens?

Satellite $RNAs$ are present in some

Which scientist discovered the virus shown in the given figure?

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