Organic evolution is pushed onward and upward from behind and below.
In organic evolution species are transformed by the environment.
It remains to be seen what his position was in regard to the Factors of Organic Evolution.
The facts on which the theory of organic evolution is based are two.
But the doctrine of biological continuity or organic evolution has destroyed the scientific basis of the conception.
The factors of organic evolution are essentially the same for all.
Let us, then, weigh the evidence in favour of organic evolution.
Such, then, is a sketch of the evidence in favour of organic evolution.
We live now in an age to which there has been revealed the fact of organic evolution.
It is simply the evidence for organic evolution, or the theory of descent.