The theory that living organisms on the earth came from outer space is based on the study of
Igneous rocks
Sedimentary rocks
Meteorites
Moon soil
Following are the two statements regarding the origin of life.
$(A)$ The earliest organisms that appeared on the earth were nongreen and presumably anaerobes.
$(B)$ The first autotrophic organisms were the chemoautotrophs that never released oxygen.Of the above statements which one of the following options is correct?
Abiogenesis means
Who first conducted experiment on evolution to prove biochemical origin of life?
After about how many years of formation of earth, life appeared on this planet?