The word is most commonly used, though, to describe the theory that life arose from inanimate chemicals, formed into self - replicating cells, and slowly developed into more and more complex creatures, with man being the most intelligent of its productions.
फिर धीरे - धीरे ये कोशिकाएँ जीव - जंतुओं में तबदील होने लगीं और इनमें से सबसे बुद्धिमान जीव, इंसान का विकास हुआ ।