Micro Organisms
Eukaryotic cell organelles first emerged

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

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Micro Organisms
Archeal cells usually do not contain peptidoglycan, rather contain pseudo-peptidoglycan which is mainly composed of

N-acetylmuramic acid and L-amino acids
N-acetyltalosaminuronic acid and D-amino acids
N-acetylmuramic acid and D-amino acids
N-acetyltalosaminuronic acid and L-amino acids

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