Transposable elements have been found only in bacteria and do not appear to play a major role in eukaryotes.
Answer the following statement true (T) or false (F)
False
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Messenger RNAs that contain no stop codons due to a frameshift mutation are eliminated by
A) nonstop decay. B) directed RNase activity. C) nonsense-mediated decay. D) error-mediated repair. E) none of the above
A line transect would probably be the preferred method to quantify the population density of
A. blackbirds. B. lions. C. clown fish. D. Ponderosa pines. E. swallowtail butterflies.
A cell that undergoes meiosis at the time of
fertilization is indicated by a. A. b. B. c. E. d. A and B. e. none of these.
Which level of primary control in eukaryotic gene activity involves changes in the polypeptide chain before it becomes functional?
A. translational control B. transcriptional control C. posttranslational control D. feedback control E. posttranscriptional control