A technique that uses comparisons of many characteristics to help determine phylogenetic relationships is
A. phylogeny.
B. DNA analysis.
C. cladistics.
D. binomial nomenclature.
C. cladistics.
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What attachment to trawl nets has reduced bycatch from shrimp fisheries from 15 pounds to 5 pounds per pound of shrimp caught?
a. Deflecting bars b. Drifting nets c. Finer mesh netting d. Tans
The major function of interferon-gamma is to
A. Induce the activation of resident macrophages B. Inhibit migration of macrophages from reaction sites C. Promote and maintain the proliferation of T cells D. Promote B and T cell growth
Which method would best meet the need in generating GM plants if food crops were threatened by invasive insect species?
A) selective breeding B) CRSPR-cas C) agrobacterium-mediated technology D) biolistic methods
Hfr transfer involves all of the following except
A. a pilus connection between F+ and F- cells. B. high frequency transfer. C. gene integration into the bacterial chromosome. D. F factor is part of the F+ donor chromosome. E. independent plasmid transfer.