A researcher is interested in creating a phylogenetic tree showing the evolutionary relationship of several

cyanobacterial species based on the closeness of their nitrogenase gene sequences. Which field of research most directly
applies to the researcher’s project?



a. comparative proteomics
b. comparative genomics
c. comparative transcriptomics
d. comparative phylogenetics
e. comparative phenotype


ANSWER: b

Biology & Microbiology

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