<p>I took many divisional bio courses at Chicago as a grad student. Most had many undergrads in the courses, none were large. The largest was perhaps 25 students, most 8 -12. All required a great deal of inquiry and analytical work (the comparative neuroanatomy midterm for example was two hours of “practical” lab examination and 4 hours of essay (it was one question asking us to apply what we had studied to analyze a peripheral and central neural system in the shark never mentioned in class – wrote 32 blue-book pages).</p>