While examining the sequence of nucleotides in the replicon region of bacterial DNA, you note an abundance of adenine and thymine base pairs. This leads you to conclude that this particular section of the DNA must be the
A. oriC site.
B. ter site.
C. Shine-Delgarno sequence.
D. Pribnow box.
Answer: A
You might also like to view...
A particular cell contains all of the standard histones but lacks several histone variants. Which of the following MAY be true of this cell?
A. The cell will be completely unable to remodel its chromatin. B. The cell will have an enhanced ability to chemically modify its histones. C. The cell will be unable to express any of its genes at all. D. The cell will express different sets of genes than other cells in the same organism E. The cell will not be able to divide.
Which biome is characterized by plants whose leaves
turn color and drop off in the autumn? a. coniferous forest b. tundra c. temperate deciduous forest d. tropical rain forest e. all of these
Injured cells release chemicals that trigger expansion of blood vessels as well as movement of blood and immune system cells into the area. This response is the
A. inflammatory response. B. specific immune response. C. temperature response. D. complement system response.
The energy needed to destabilize existing chemical bonds and start a chemical reaction is called
A. kinetic energy. B. potential energy. C. free energy. D. activation energy.