THE study of form has revealed the importance of convergence in the evolution of plants and animals, as well as the inevitable influence of laws of growth which apply to creatures whatsoever their ...

It may seem surprising, but a universal definition has not yet been found for "species" – the traditional basis of biological classification. And this is despite the fact that at various times more ...

Micro-organisms constitute a very antique group of living organisms which appeared on the Earth's surface almost 3000 million years ago.

This article brings you the CBSE Class 9 Science notes on chapter 7 ‘Diversity in Living Organisms’ (Part-I). These chapter notes are prepared by the subject experts and cover every important topic ...

Taxonomy is the science that attempts to categorise the many millions of species on Earth. Find out how to define taxonomy, what taxonomists do and why classifying life is so important. The definition ...