Archaean
(Science: geology) The earliest period in geological period, extending up to the Lower silurian. It includes an azoic age, previous to the appearance of life, and an eozoic age, including the earliest forms of life.
this is equivalent to the formerly accepted term azoic, and to the eozoic of Dawson.
In this tutorial, find out more about certain types of inheritance that does not follow the Mendelian inheritance patter..
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
Viruses possess both living and non-living characteristics. This unique feature distinguishes them from other organisms...
Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
This tutorial digs into the past to investigate the origins of life. The section is split into geological periods in the..