heredity and evolution
Asked by rohit_rangarajan | 3rd Nov, 2009, 07:18: PM
Expert Answer:
It is speculated that at the time of formation of life, the atmosphere was composed of methane, ammonia, water vapour and hydrogen. In presence of high temperature and persistent lightning, a chance combination of these substances in due course of time must have given rise to the first form of life.
Answered by | 8th Nov, 2009, 07:42: AM
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