Question

Which major processes were needed for the origin of life on earth? abundance of oxygen and the ozone layer active volcanoes and very cold temperatures low levels of ultraviolet radiation and specific mixture of gases organic molecules produced from spontaneous synthesis or from meteorites

Answer 1

The major processes needed for the origin of life on Earth were the appearance of the first organic compounds, their assembly into macromolecules, self-replicating properties and separation by means of membranes.

Step-by-step explanation: