What was most likely a question that inspired Leeuwenhoek, Koch, and Petri as they developed new technologies while exploring germ theory? A. How can broken bones be healed more quickly?
B. How can scientists see germs more clearly and easily?
C. What makes some foods more dangerous?
D. What is the one medicine that can heal all diseases?

Mankiw attributes – chapter 1 and his 10 principles – differences in living standards within a countryover time and across countries at a moment in time to: a. the presence or absence of inflation and unemployment. b. the allocation of resources between private markets and the public sector. c. those that have dealt successfully with the efficiency v. equality tradeoff and those that haven’t. d. differences in productivity. e. ones that think at the margin and respond to incentives and those that don’t.

Which organelle is marked with an x?

What does the european map suggest about religion in the 1560