The organism which appeared first on Earth is known as:

Assertion : Organic compounds first evolved in earth required for origin of life were protein and nucleic acid.
Reason : All life forms were in water environment only.

$S.L.$ Miller conducted an experiment in $1953$ to support the:

In the origin of life,microspheres are the most primitive protobionts,which have a membrane of

An experiment to prove that organic compounds were the basis of life was performed by

The primitive environment was reducing because in it