But although the germ of a mechanical theory of heredity may be contained in Haeckel’s hypothesis, this nevertheless appears to me to be somewhat remote from completely solving the problem.
The first was adopted by Professor Schaeberle in his "Mechanical Theory," advanced in 1890.
It was not only, however, the spectacle of a system running automatically that suggested to observers a mechanical theory to explain it.
This he did in two directions: (1) he attempted to supply a mechanical theory of the evolution of the world-system; i.
It is hardly necessary to describe at length Descartes' mechanical theory of the evolution of the world-system, though an interest attaches to it as being the ancestor of the modern "nebular hypothesis.
To these modern preformationists are opposed the modern upholders of epigenesis or gradual differentiation, who attempt to elaborate a mechanical theory of development.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "mechanical theory" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
