. Can science explain life?. Biochemistry; Proteins; Life (Biology). 42 Can Science Explain Life? combinations of right-handed and left-handed •spirazines should have occurred frequently, and the number of optically right-handed combina- tions should have been about equal to the number of optically left-handed combinations. However, since nearly all proteins are left-handed, it must be concluded that the evolutionary development of protoplasmic structures could not have taken place by random polymerization but was probably brought about by some sort of folding over process. ' H 'h 0 ^<r /°
. Can science explain life?. Biochemistry; Proteins; Life (Biology). 42 Can Science Explain Life? combinations of right-handed and left-handed •spirazines should have occurred frequently, and the number of optically right-handed combina- tions should have been about equal to the number of optically left-handed combinations. However, since nearly all proteins are left-handed, it must be concluded that the evolutionary development of protoplasmic structures could not have taken place by random polymerization but was probably brought about by some sort of folding over process. ' H 'h 0 ^<r /° ^d. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Krafft, Carl F. (Carl Frederick), 1892-. [Lancaster, Pa. , The Science press printing company
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