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  1. Everyone dies, and so we naturally associate death with the end of an individual life. However, life is much more complicated, and death is actually interwoven into biology at many levels.

    • Future of Death

      For example, one group found that a six-factor cocktail...

    • Preface

      Death is actually interwoven into life at many levels. It...

    • Death on a Grand Scale

      Death on that scale is incomprehensible. We live on a planet...

  2. 21 paź 2021 · This chapter will focus on the biological definition of death. Biologists can live comfortably with an understanding of what life and death are, but for some situations a more precise definition is mandatory. That need manifests itself legally at the extremes of life: the beginning and the end.

  3. 6 cze 2017 · Apoptosis is a process that occurs in multicellular when a cell intentionallydecides” to die. This often occurs for the greater good of the whole organism, such as when the cell's DNA has become damaged and it may become cancerous.

  4. 30 mar 2021 · Pyroptosis is an inflammatory form of cell death triggered by intracellular sensors such as NLRP3 (used here as an example) that detect DAMPs, PAMPs, membrane disturbances, osmotic imbalances,...

  5. Depending on what caused the death, clinical death may occur before biological death. In cardiac arrest, for example, it may be possible to start the heart beating again. Or biological death may occur on its own: If a person is stabbed in the heart, the heart may sustain too much damage to be repaired.

  6. 8 maj 2014 · While the meaning of death has many cultural, religious, and philosophical implications, medical science has unique authority for defining death as a biological phenomenon—the irreversible cessation of the functioning of the organism as a whole.

  7. This latest book from science writer Gary C. Howard ties together the many ways that death helps us understand life. He synthesizes the involvement and relation of cells, tissues, organisms, and...

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