Although scientists expected to find transitional intermediates, or a series of gradual steps, between what is living and what is not, Denton observed that the existence of a definite discontinuity was “finally established after the revolutionary discoveries of molecular biology in the early 1950s. ” Relating a remarkable fact that has now become evident to scientists, Denton went on to explain:
डॆंटन कहते हैं कि 1950 के बाद मॉलिक्यूल पर की गई हैरतअंगेज़ खोज़ों से यह साबित हो गया कि जीवित और निर्जीव चीज़ों के बीच कोई संबंध नहीं है ।