Micro Organisms
The endosymbiosis hypothesis provides an explanation for how

prokaryotes developed from eukaryotes
algae developed from protozoa
eukaryotes developed from prokayotes
protozoa developed from algae

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Micro Organisms
Which of the following best represents the hierarchy of levels of biological classification?

Kingdom, phylum, family, class, order, genus, species
Class, order, kingdom, phylum, family, genus, species
Phylum, kingdom, class, order, genus, species, family
Kingdom, phylum, class, order, family, genus, species

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

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

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