Urey -Miller's experiment mixture had the following except
Methane
$CO _{2}$
Hydrogen
Water vapour
Contribution in chemical evolution in origin of life
The spark-discharge apparatus to test chemical evolution of life was designed by
After about how many years of formation of earth, life appeared on this planet?
Who first conducted experiment on evolution to prove biochemical origin of life?
Contribution of scientist : Stanely Miller and Harold urey