#Question id: 1129
#Unit 4. Cell Communication and Cell Signaling
Which of the following plays a role in the relaxation of smooth muscle cells by nitric oxide?
a. cGMP b. protein kinase A c. protein kinase G d. guanylyl cyclise
#Question id: 394
#Unit 1. Molecules and their Interaction Relevant to Biology
What will be the H+ ion concentration in a solution prepared by mixing 50.0 mL of 0.20 M NaCl, 25 mL of 0.10M NaOH and 25.0 mL of 0.30M HCl?
#Question id: 4377
#Unit 3. Fundamental Processes
What is the function of TFIIH in the transcription initiation complex?
#Question id: 4594
#Unit 11. Evolution and Behavior
Which one of the following observations did Darwin first make during his discovery of evolution?
#Question id: 5025
#Unit 11. Evolution and Behavior
Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?