Phase 1 of the creation of life on earth was that life on earth was from nothing. Small molecules were formed from atoms of carbon and hydrogen. Earth does not have any oxygen rather it contains CO2, methane, nitrogen, hydrogen and ammonia where they were from the eruptions of volcanoes.
Can you restate your question. I don't understand what you're asking (:
Answer:
in case of transformation, the genetic material or gene is transferred into mammalian cell while in case of transfection genetic material or gene is transferred into cell of plant, bacteria or yeast. ... while method used in transfection are - chemical transformation, particle bombardment
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