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

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

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Micro Organisms
Eukaryotic cell organelles first emerged

just before the origin of the animal and fungal kingdoms
when prokaryotes engulfed each other and became interdependent
when bacteria made their first attempts at reproduction
from a specialized lineage of cells within the kingdom Protista

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