During the 1930s, the "New Deal" showed that the United States government was willing to A) strictly follow the practices of laissez-faire economics. B) provide military aid to European nations fighting against fascism. become more involved in the direction of the United States' economy. D) allow natural economic consequences to solve the nation's monetary problems.

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?