Which of the following applications of recombinant DNA technology is NOT controversial?
a. genetic screening
b. biological weapons development
c. metagenomics
d. genetic food modification
Answer: c. metagenomics
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What stem-loop conformations favor attenuation?
A. 1-2 B. 1-2 and 2-3 C. 2-3 D. 1-2 and 3-4
Farmers spray seedless grapes with ________ to increase the size of the fruit
a. gibberellin b. auxins c. 1-methylcyclopropene (MCP) d. ethylene
Order these major taxonomic categories into an increasingly inclusive hierarchy.
A. class, order, family, genus, species, kingdom, phylum, domain B. species, genus, family, order, class, phylum, kingdom, domain C. genus, species, class, order, family, domain, kingdom, phylum D. domain, kingdom, phylum, class, order, family, genus, species
Some archaeal cells lack a cell wall.
Answer the following statement true (T) or false (F)