Tag Archives | Life

Evolution of Life on Earth: 5 Evidences | Biology

The following points highlight the five important evidences that prove the evolution of life on earth. The evidences are: 1. Miller-Urey Experiment 2. Palaeontological Evidences 3. Comparative Anatomy and Morphological Evidences 4. Biochemical Evidences 5. Bio-Geographical Evidences. 1. Miller-Urey Experiment: Stanley Miller and Harold Urey performed the experiment in 1953. They demonstrated clearly that ultraviolet radiations or electrical discharges or [...]

By |2016-10-20T07:52:41+00:00October 20, 2016|Evolution|Comments Off on Evolution of Life on Earth: 5 Evidences | Biology
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The Origin of Life: Concept, Approaches and Theories

In this article we will discuss about:- 1. Concept of the Origin of Life 2. Approaches of the Origin of Life 3. Theories. Concept of the Origin of Life: The origin of life on earth is one of the most elusive and oldest problems of bio­logy. For about one half of the long span of earth's history, the earth was [...]

By |2016-10-13T19:29:49+00:00October 13, 2016|Evolution|Comments Off on The Origin of Life: Concept, Approaches and Theories
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Essay on Life | Biology

Here is an essay on life. 'Life' is abstract. It has, perhaps, no objective reality apart from the living body and, hence, evades definition. Aristotle (304-322 B.C.), the ancient Greek naturalist and father of modern biology (Fig. 2), recognised plants and animals as living objects, but failed to put forward a precise definition of life. Though life has not been [...]

By |2016-08-30T17:05:54+00:00August 30, 2016|Life|Comments Off on Essay on Life | Biology
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