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Chemistry, 04.02.2020 06:57 gray69

The diagram below shows the sequence of events and processes which resulted in the origin of life on earth.

picture shows a flow chart with a rectangle labeled non-living matter at the top, an oval labeled chemical processes below it, and a rectangle labeled a at the bottom.

which of these events best fits the box labeled a?

a. destruction of cells
b. appearance of bacteria
c. creation of primitive plants
d. transformation of atmosphere

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