2 Words to use with generatio

Their sterile heads take naturally to the path of negation; so they begin to deny truths that have long been admittedthe vital power, for example, the sympathetic nervous system, generatio equivoca, Bichat's distinction between the working of the passions and the working of intelligence; or else they want us to return to crass atomism, and the like.

Assuming that it were possible to carry the explanation of life from life, from ancestral organisms (for the generatio aequivoca is an absurd theory) so far that the whole organic world should represent one great family descended from one primitive form as the common mother, even then the concept of final causes would only be pushed further back, not eliminated: the origin of the first organization will always resist mechanical explanation.

2 Words to use with  generatio