science hard true/false

True or False: Alzheimer's disease is characterized by the accumulation of beta-amyloid plaques and tau tangles in the brain.

  1. True
  2. False

Answer: True

Amyloid plaques (extracellular Aβ aggregates) and neurofibrillary tangles (hyperphosphorylated tau) disrupt neuronal function. Leading cause of dementia; research focuses on early detection and disease-modifying therapies. [[ICMR Reports, NCERT Biology Class 11]]

Topic Biology - Neurodegenerative Diseases
Exam Relevance UPSC CSE, SSC Scientific Assistant, CSIR NET

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