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Which evidence exists that endosymbiosis actually occurred? A. presence of RNA and DNAB. Plasma membrane found with cell wallC. The presence of a nucleolusD. Double membraned chloroplast

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One evidence that endosymbiosis actually occured is the double membraned chloroplast.

One represents the membrane of the original prokaryotic organisms, and the outer membrane represents the vacuole of phagocytosis.

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