a theory of organic evolution claiming that new species arise and are perpetuated by natural selection.The theory that was created by the english biologist Charles darwin, where the ‘survival of the fittest’ in species would guarantee long term survival. See the natural selection tutorial.
a theory of organic evolution claiming that new species arise and are perpetuated by natural selection.The theory that was created by the english biologist Charles darwin, where the ‘survival of the fittest’ in species would guarantee long term survival. See the natural selection tutorial...
The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tuto..
With regard to the population size of a species and what factors may affect them, two factors have been defined. They ar..
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
This tutorial describes the different types and causes of brain damage. Find out how genetics, physical injury, lack of ..
Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..
The human respiratory system is an efficient system of inspiring and expiring respiratory gases. This tutorial provides ..
