Micro Organisms
Evolutionary relationships between groups of organisms are determined using which of the following type of information?

All of these
Comparisons of nucleotide sequences
Comparisons of structural features
Comparisons of biochemical pathways

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

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
translation is inhibited by diphtheria toxin

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

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