The phenomenon of life can be approached in several ways: life as it is known and studied on planet Earth; life imaginable in principle; and life, by hypothesis, that might exist elsewhere in the universe (see extraterrestrial life).
Larger organisms, mainly eukaryotes, can consist of single cells or may be multicellular with more complex structure. Life is only known to exist on Earth but extraterrestrial life is thought probable. Artificial life is being simulated and explored by scientists and engineers.
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 (cf. biota) is a characteristic that distinguishes objects that have signaling and self-sustaining processes (i. e., living organisms) from those that do not, either because such functions have ceased (death), or else because they lack such functions and are classified as inanimate.
LIFE definition: 1. the period between birth and death, or the experience or state of being alive: 2. for the whole…. Learn more.
In the Phaedrus, Timeaus, and Republic, Plato divided life into three parts: vegetable life, animal life, and rational life. All living creatures possessed the first in the form of nutrition and reproduction.
The diversity of life on Earth is a result of mutations or random changes in hereditary material over time. These mutations allow the possibility for organisms to adapt to a changing environment.
The meaning of BEHIND is in the place or situation that is being or has been departed from. How to use behind in a sentence.
BEHIND definition: 1. at the back (of): 2. In baseball, if the pitcher (= the player who throws the ball) is behind…. Learn more.