Life
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Life is the capacity in matter, formed of one or more units called cells, for processes such as cell signaling, homeostasis, metabolism, cell growth, adaptation, response to stimuli, and reproduction.
Coral reef... South end of my area
Animal corpses, like this African buffalo, are recycled by the ecosystem, providing energy and nutrients for living organisms.
Adenoviruses as seen under an electron microscope
Cyanobacteria dramatically changed the composition of life forms on Earth by leading to the near-extinction of oxygen-intolerant organisms
Death
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Death is the end of life. It is the irreversible cessation of biological functions that sustain a living organism; however, the identification of the moment of death presents certain difficulties. Som
Life
…such as cell signaling, homeostasis, metabolism, cell growth, adaptation, response to stimuli, and reproduction. All life eventually reaches a state of death. Many philosophical definitions of living systems have been proposed, such as self-organizing systems. Defining life is further complicated by viruses…
The human skull is used universally as a symbol of death.
French 16th-/17th-century ivory pendant, Monk and Death, recalling mortality and the certainty of death (Walters Art Museum)
American children smoking in 1910. Tobacco smoking caused an estimated 100 million deaths in the 20th century.
Le Suicidé by Édouard Manet