Genetic regulation in eukaryotes can take place at a variety of levels from transcriptional to posttranslational. At what level is genetic regulation considered most likely in prokaryotes?
A) transcriptional
B) intron processing
C) capping
D) polyadenylation of the 3' end of the mRNAs
E) exon processing
A
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The phenomenon of chance events causing the allele frequencies in a population to change unpredictably is known as
____.
a. genetic drift b. gene flow c. deleterious mutations d. nonrandom mating e. natural selection
Name two forms of recombination in bacteria
A) conjugation and transduction B) insertion and replication C) auxotrophic and prototrophic D) mixed and generalized E) lytic and lysogenic
Root hairs in a plant
A. produce new roots. B. absorb water. C. absorb nutrients and water. D. cover bald spots.
The ________ law of thermodynamics states that physical and chemical processes occur in such a way that randomness (disorder) increases to a maximum.
A. fourth B. third C. first D. second