#Question id: 3867
#Unit 3. Fundamental Processes
RNA polymerase from E. coli (core enzyme alone) has all of the following properties except that it:
#Question id: 10961
#Unit 7. System Physiology – Animal
Over the past 12 weeks, a 75-year-old man with a moderate aortic stenosis has developed shortness of breath and chest pains during exertion. He appears pale. Test of his stool for blood is positive. Laboratory studies show the following: hemoglobin 7.2 g/dL, and mean corpuscular volume 75. A blood smear shows microcytic, hypochromic erythrocytes. Which of the following is the most likely diagnosis?
#Question id: 12032
#Unit 7. System Physiology – Animal
#Question id: 2493
#Unit 2. Cellular Organization
Which of the following is NOT true about cilia?
#Question id: 1329
#Unit 4. Cell Communication and Cell Signaling
Which of the following eukaryotic cell wall components are nitrogenous compounds?