Biogeny is also called biological evolution. Biological evolution is defined as any genetic change in a population that is inherited over several generations.

What do you mean by Biogeny?

biogeny - the production of living organisms from other living organisms. biogenesis. multiplication, propagation, generation - the act of producing offspring or multiplying by such production. Based on WordNet 3.0, Farlex clipart collection.

What do you mean by Chemogeny?

Chemogeny is a theory of chemical evolution that depends on the chemical reactions and formation of substances on the bases of chemical reactions. ... So, chemogeny is the process of chemical evolution of earth and formation of life from pre-existing matter with the help of chemical reactions.