Around the same time J.B.S. Haldane also suggested that the Earth 's pre-biotic oceans , which were very different from what oceans are now , would have formed a `` hot dilute soup '' . In this soup , organic compounds , the building blocks of life , could have formed . Around the same time , J. B. S. Haldane suggested that the Earth 's prebiotic oceansâ '' different from their modern counterpartsâ '' would have formed a `` hot dilute soup '' in which organic compounds could have formed .