Which one of the following directly interacts with the DNA as a transcriptional regulator?
A. cAMP
B. G protein
C. Protein kinase A
D. CREB protein dimer
E. Glucocorticoid response element
D
You might also like to view...
Some bacteria exhibit a primitive form of behavior in that they can sense the properties of their environments and use that ability to make adaptive responses. Which of the following are NOT capabilities of any known bacterium?
A. orientation with respect to the Earth's magnetic field B. move to other bacteria and aggregate with them in response to chemical signals C. find nutrients by moving upward in the water column with the aid of flotation devices D. respond to other individual bacteria and transmit DNA via conjugation E. none of the other options presented
Which of the following is one of the compelling lines of evidence for the endosymbiont theory?
a. Mitochondria have their own genomes. b. Alpha-proteobacteria are often symbiotic with plants. c. Cell walls were present in prokaryote precursors. d. DNA is coiled around histone proteins.
Lucy, a new Army recruit, stood in formation for long periods of time without moving an inch. She eventually became lightheaded and fainted because her blood pressure dropped. What might have caused her blood pressure to drop?
What will be an ideal response?
One purpose of the lymphatic system is to:
a. transport nutrients and oxygen. b. drain excess fluid from connective tissues. c. block the transport of blood proteins. d. produce red blood cells. e. deliver carbon dioxide to the heart