What is Living..?

Life is a unique, complex organization of molecules that expresses itself through chemical reactions
· which lead to growth, development, responsiveness, adaptation and reproduction.
The obejects exhibiting growth, development, responsiveness and other characteristics of li'fe
are designated as living beings. Characteristics of living beings are : highly organized cellular
Structure consciousness, growth and development, reproduction and heredity, metabolism and-
energy requirement. Reproduction is not a defining property of living beings because there are'
organisms that cannot reproduce but still are living e. g., mules, infertile humans, etc.