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Significance of apoptosis
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Significance of apoptosis

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  • 1. CELLULAR CHANGES DURING APOPTOSIS .
  • 2. .
    • CONDENSATION OF CHROMATIN
    • FRAGMENTATION OF CHROMOSOMAL DNA
    • SHRINKAGE AND FRAGMENTATION OF NUCLEOUS
    • LOSS OF CYTOPLASM
    • BREAKDOWN OF MITOCHONDRIA
    • E R FUSES WITH PLASMA MEMBRANE
    • CELL DETACHES FROM NEIGHBOURING CELLS APOPTOTIC BODIES ARE FORMED
    • NEAR BY CELLS ENGULF AND DESTROY THE APOPTOTIC BODIES
  • 3. SIGNIFICANCE OF APOPTOSIS .
  • 4. .
    • MAINTANANCE OF NORMAL TISSUE DURING DEVELOPMENT
    • HELP IN DISPOSAL OF CELLS WHICH ARE DAMAGED,UNWANTED AND DANGEROUS
    • AVOIDS AUTOIMMUNITY BY ELEMINATING SELF REACTIVE T CELL
    • ELEMINATION OF VIRUS INFECTED CELLS
    • DEFENCE AGAINST INFECTIONS AND HARMFUL CHEMICALS
    • PREVENT TUMOUR FORMATION
    • IT MAINTAINS CONSTANT BALANCE BETWEEN CELL DIVISION AND CELL DEATH
  • 5. THANKS .