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Biology · PYQ NEET UG 2026

हिन्दी

Mad cow disease is caused by ______.

  1. prions
  2. viroids
  3. Aspergillus sp.
  4. Mycoplasma sp.

Correct answer · Option 1

prions

Explanation

Mad cow disease (Bovine Spongiform Encephalopathy) in cattle is caused by infectious proteinaceous particles known as prions.

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