The Russian scientist who proposed the theory of the origin of life was

Who provided experimental evidence that hydrogen,methane,water,and ammonia form amino acids?

$H.C. Urey$ wrote the following book:

Miller and Urey performed an experiment to prove the origin of life. They took gases $NH_{3}$ and $H_{2}$ along with:

Read the following statements and find out the correct ones:
$A.$ Spontaneous generation theory was approved once and for all.
$B.$ Pasteur showed that in pre-sterilized flasks,life did not come from killed yeast.
$C.$ Oparin observed the formation of amino acids by creating electric discharge in a closed flask.
$D.$ Life appeared $500$ million years before the formation of the earth.

Under certain conditions,scientists have obtained cell-like structures in laboratory experiments related to the origin of life. These are known as: