
Life | Definition, Origin, Evolution, Diversity, & Facts | Britannica
Jan 12, 2025 · Life comprises individuals, living beings, assignable to groups (taxa). Each individual is composed of one or more minimal living units, called cells, and is capable of transformation of carbon -based and other compounds (metabolism), growth, and participation in reproductive acts.
LIFE Definition & Meaning - Merriam-Webster
The meaning of LIFE is the quality that distinguishes a vital and functional being from a dead body. How to use life in a sentence.
Life Definition and Examples - Biology Online Dictionary
Jun 16, 2022 · Life is a characteristic of a living organism that distinguishes the latter from a dead organism or a non-living thing, as specifically distinguished by the capacity to grow, metabolize, respond (to stimuli), adapt, and reproduce.
Life - Wikipedia
Life is a quality that distinguishes matter that has biological processes, such as signaling and self-sustaining processes, from matter that does not. It is defined descriptively by the capacity for homeostasis, organisation, metabolism, growth, adaptation, response to stimuli, and reproduction.
Life - Origin, Evolution, Abiogenesis | Britannica
Jan 12, 2025 · Life - Origin, Evolution, Abiogenesis: Perhaps the most fundamental and at the same time the least understood biological problem is the origin of life. It is central to many scientific and philosophical problems and to any consideration of extraterrestrial life.
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Life - Evolution, Diversity, Biology | Britannica
Jan 12, 2025 · Life - Evolution, Diversity, Biology: The existence of diverse definitions of life, as detailed in the previous section, surely means that life is complex and difficult to briefly define. A scientific understanding of living systems has existed since the second half of the 19th century.
What is life? - PMC - PubMed Central (PMC)
Life is a wonderful natural process that occurs in highly organized dynamic structures that we call living beings.
life noun - Definition, pictures, pronunciation and usage notes ...
Definition of life noun from the Oxford Advanced American Dictionary. [uncountable] the ability to breathe, grow, reproduce, etc. that people, animals, and plants have before they die and that objects do not have life and death The body was cold and showed no signs of life. My father died last year—I wish I could bring him back to life.
What Is Life? Its Vast Diversity Defies Easy Definition.
Mar 9, 2021 · Scientists have struggled to formulate a universal definition of life. Is it possible they don’t need one?