Place the items in order from lowest to highest degree of internal organization the answers-they try to determine whether it was created for temporary or permanent use. They try to determine the audience for whom the record was meant. They use scientific methods such as radiocarbon dating. They make an assumption. They compare it to other historical sources.

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?