Stanley miller's experiments were significant because he demonstrated that

answer; a variety of simple organic compounds could be spontaneously synthesized from components in earths primitive atmosphere;

answer; i believe its jutland peninsula and scandinavian peninsula;

i believe the answer is:   psychological  experiment

in this experiment, wilhelm wundt became the first person that implement scientific method in analyzing the pyschological phenomenon.

due to this result, wilhelm wundt also able to make psychology to be acknowledged as a separate scientific field from biology.