Micro Organisms
Genetic and biochemical similarities between contemporary cyanobacteria and eukaryotic chloroplasts are accepted to mean that

eukaryotes evolved from archaea
oxygenic photosynthesis first evolved in eukaryotes
cyanobacteria arose from chloroplasts which escaped from plant cells
eukaryotes evolved from bacteria

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Micro Organisms
A characteristic of protein synthesis in both the archaea and eukarya is

transcription and translation are coupled
the initiator tRNA is charged with N-formyl-methionine
proteins are synthesized from D-, rather than L-, isomers of amino acids
translation is inhibited by diphtheria toxin

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