Micro Organisms
All of the following are features of prokaryotes except

photosynthesis
locomotion
sexual reproduction
nitrogen fixation

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

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

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