#Question id: 10313
#6. System Physiology – Plant
Which of the following enzyme are found in the inner membrane of mitochondria?
#Question id: 10961
#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: 4965
#11. Evolution and Behavior
What is thought to be the correct sequence of these events, from earliest to most recent, in the evolution of life on Earth?
1. origin of mitochondria
2. origin of multicellular eukaryotes
3. origin of chloroplasts
4. origin of cyanobacteria
5. origin of fungal-plant symbioses
#Question id: 16776
#13. Methods in Biology
If the Mean and Mode are 25, then find the Median.
#Question id: 4362
#3. Fundamental Processes
How are bacteria able to change their patterns of protein synthesis so quickly in response to environmental changes?