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Life - Wikipedia


A major strength of this definition is that it distinguishes life by the evolutionary process rather than its chemical ...

NASA - Life's Working Definition: Does It Work?


How to define "life" is a sweeping question that affects whole branches of biology, biochemistry, genetics, and ultimately the search for life elsewhere in the ...

Life | Define Life at Dictionary.com


Life definition, the condition that distinguishes organisms from inorganic objects and dead organisms, being manifested by growth through metabolism, ...

life - definition of life in English | Oxford Dictionaries


1[mass noun] The condition that distinguishes animals and plants from inorganic matter, including the capacity for growth, reproduction, functional activity, and ...

Defining Life: Q&A with Scientist Gerald Joyce - Space.com


Aug 1, 2013 ... [7 Theories on the Origin of Life]. In this interview, Joyce counters the claim that he coined NASA's working definition of life, and then discusses ...

Life's Great Mystery: What, Exactly, Is Life? - Live Science


Dec 10, 2010 ... "We don't have a very good definition of life," said researcher Christopher Voigt of the University of California, San Francisco, who works on ...

Defining Life - NCBI - National Institutes of Health


Any definition is intricately connected to a theory that gives it meaning. Accordingly, this article discusses various definitions of life held in the astrobiology ...

Defining Life - Astrobiology Magazine


Jun 19, 2002 ... Trying to define life is not just a philosophical exercise. We need to understand what separates living creatures from non-living matter before we ...

Life | Definition of Life by Webster's Online Dictionary


Looking for definition of Life? Life explanation. Define Life by Webster's Dictionary, WordNet Lexical Database, Dictionary of Computing, Legal Dictionary , ...

life Meaning in the Cambridge English Dictionary


life meaning, definition, what is life: the period between birth and death, or the experience or state of being alive: . Learn more.

The Definition of Life follows the overcoming journey of a husband and wife chasing a long lost dream together after an unexpected tragedy hits their home... More>>
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Life | Definition of Life by Merriam-Webster


the ability to grow, change, etc., that separates plants and animals from things like water or rocks. : the period of time when a person is alive. : the experience of  ...

What is life? | Welcome to biology! | Intro to biology | Biology | Khan ...


Learn about the basic properties of life as well as ongoing debates about the definition of life.

life | biology | Britannica.com


Apr 15, 2016 ... Physiological definitions of life are popular. Life is defined as any system capable of performing functions such as eating, metabolizing, ...