origin of life

Perhaps the most fundamental and at the same time the least understood biological problem is the origin of life. It is central to many scientific and philosophical problems and to any consideration of extraterrestrial life. Most of the hypotheses of the…

…in the study of the origin of life. The initial chemical processes that gave rise to living organisms on Earth may have occurred in transient microenvironments that resembled the present chemical composition of Jupiter, although without the enormous amounts of hydrogen and helium. Thus, Jupiter may well represent a vast…

…major role in determining the origin of life on Earth and the course of biological evolution. The first signs of life are found in rocks that are only slightly younger than the end of the Late Heavy Bombardment. Until the end of the Bombardment, life could have started many times…

…the modern concept of how life arose on Earth.