What is the name of the field of biology that compares the development of different organisms in an attempt to understand ancestral relationships between organisms and the developmental mechanisms that bring about evolutionary change?
A. Pattern formation.
B. Punctuated equlibrium.
C. Cell biology.
D. Evolutionary developmental biology.
E. Endocrine biology.
D. Evolutionary developmental biology.
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The methodology of microbial ecology includes
A) enrichment and isolation of specific microbes. B) cell-staining methods. C) gene, transcript, and protein characterization. D) enrichment and isolation of specific microbes, cell-staining, and gene, transcript, and protein characterization.
________ is the carrier molecule required to transport peptidoglycan subunits to the location where they will be incorporated into the growing bacterial cell wall.
A. UDP glucose B. Bactoprenol C. Malonyl-CoA D. Acyl carrier protein
Which of the following evolution-related events is in the correct cause-and-effect sequence?
a. mutation ? variation ? natural selection ? adaptation ? speciation b. variation ? adaptation ? mutation ? natural selection ? speciation c. speciation ? adaptation ? variation ? mutation ? natural selection d. mutation ? speciation ? adaptation ? variation ? natural selection e. natural selection ? variation ? mutation ? adaptation ? speciation
The human species first appeared in the
A) Cretaceous period. B) Permian period. C) Tertiary period. D) Quaternary period. E) Jurassic period.