The theory of evolution.
Please see the related links.
Succession refers to the normal, gradual changes that occur in the types of species that live in an area.
Mutation, genetic drift, gene flow and the driver of adaptive change, natural selection.
I can give you several sentences.The gradual rising of the water took us by surprise.If you increase the weight in gradual amounts, you will become stronger.A gradual change is harder to notice.
- how many know species are there ? - what are the defining characteristics of each species ? - what are the relationship betwee these species
Ecological succession is the gradual change in the make-up of a biological community over time. In the process of ecological succession, organisms that are present at one stage change the environment in some way. This change make it possible for other species to move in, because the new conditions are more suited to their needs.
Evolution
energy
energy
Evolution.
A gradual change in life-forms over time is organic evolution.
evolution
Evolution
evolution
A gradual change in life-forms over time is organic evolution.
A gradual change in life-forms over time is organic evolution.
evolution
Evolution