Based on details in the riddle of the rosetta stone, napoleon’s scholars and scientists receive the nickname "the donkeys" because they, a. capture the city of alexandria and overrun the nile delta while riding on donkeys. b. use donkeys as their transportation while making expeditions into the countryside. c. collect a variety of plants and animals to study—and their favorite is donkeys. d. keep donkeys as pets in the elegant palace that serves as their headquarters.

Which of the following explains why scarcity is a basic fact of life a. demand will always be greater than supply b. technology has not advanced far enough yet c. there will always be too many people on earth d. people cannot make good allocation decisions

Some organisms have a large geographic range. for example, the norway rat lives on every continent except antarctica. a population of norway rats is the number of rats in one particular area. do you think it’s scientifically possible for a population of norway rats in north america to carry different genetic mutations than a population of norway rats in africa? do you think it’s possible that they carry some of the same mutations? what types of information can scientists learn by studying the genomes of these two populations of rats?

Drag each label to the correct location. identify the causes and effects of the great depression.