What did Oparin believe caused the early gases of Earth to combine?

Answer:
he believed that there was a storm including lighting which split apart the gases and they combined to form new compounds. it also rained which added oxygen to the Earth so when the elements recombined they would have oxygen. theses new compounds were known as amino acids
First answer by ID1280865052. Last edit by Cocoamocoloco. Contributor trust: 0 [recommend contributor recommended]. Question popularity: 0 [recommend question].