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Living World — BIO BOTANY STD 11 — Question

Tamilnadu BoardEnglish MediumSTD 11BIO BOTANYLiving World1 Mark
MCQ
Mad cow disease is caused by …………… .
  • A
    viroids
  • B
    virusoids
  • ✓
    prions
  • D
    viruses
✓

Answer

Correct option: C.
prions
prions

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