The main responsibility of a state court of last resort is to A. decide whether a case should be in criminal or civil court.
B. apply federal laws to crimes committed in a state.
c. deliver a ruling that cannot be appealed in state courts.
D. conduct trials in order to reach initial verdicts. I think option a don't know tho

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?