Micro Organisms
A newly discovered microscopic structure is hypothesized to be a living organism. Which of the following lines of evidence would support the contention that this organism may be alive?

It is made of a single cell
It utilizes energy
All of these
It contains DNA

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Micro Organisms
Eukaryotic cell organelles first emerged

from a specialized lineage of cells within the kingdom Protista
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

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

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

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