What could be a possible consequence if a structural gene's TATA box is mutated?
A. Unusable transcripts may be produced.
B. The transcriptional start site may not function properly.
C. Transcription may start at a variety of sites.
D. The preinitiation complex may form at the wrong site.
E. All of the choices are correct.
Answer: E
You might also like to view...
The productivity and area hypotheses together suggest that a large, tropical continent would likely have __________ species richness.
A. low B. mature C. poor D. cyclical E. high
Modify the following statement to make it correct: Ribozymes are ribonucleosomes used by bacteria and eukaryotic cells to modify DNA.
A. Ribozymes are ribonucleases used by bacteria and eukaryotic cells to modify RNA. B. Ribozymes are ribonucleosomes used only by eukaryotic cells only to modify RNA. C. Ribozymes are ribonucleases used by bacteria and eukaryotic cells to modify DNA. D. Ribozymes are ribonucleosomes used by bacteria and eukaryotic cells to modify RNA.
The increase in girth (width) of trees occurs as a consequence of which of the following?
a) primary growth b) growth from cambium tissues c) sexual reproduction d) growth in apical meristems e) increase in width of sieve tubes
Please choose the microbial control method that neither inhibits nor kills microbes, but instead physically removes them from liquids or air.
A) Cold sterilization B) Lyophilization C) Filtration D) Desiccation E) Irradiation