In the present epoch of struggle between two worlds the two opposing and antagonistic trends penetrating the foundations of nearly all branches of biology are particularly sharply defined.

The classics of Marxism, while fully appreciating the significance of the Darwinian theory, pointed out the errors of which Darwin was guilty. Darwin's theory, though unquestionably materialist in its main features, is not free from some serious errors.

Progressively thinking biologists, both in our country and abroad, saw in Darwinism the only right road to the further development of scientific biology.

Trofim Lysenko Quotes