The phonograph was culturally significant because it: A. was a way for the working classes to experience music cheaply.
B. provided Americans with music produced by musicians of all
ethnicities and genders.
C. meant that music fans no longer required electricity to enjoy
performances.
D. let listeners in different locations experience the same musical
performance

genetics is the study of how dna works, the methodologies defining the new recent technologies allow scientist to have a panoramic view of the entire dna landscape, especially how genomes interact with their environment, including off course, factors outside their organisms.

thus is very possible the existence of both scenarios, where populations of isolated individuals have different genetic traits, and share traits related to genetic mutation, due rats can easily travel overseas using human transport channels. so scientists could get a vast number of data, including human interaction, evolution of rodents, health development, spread of infections, development of new organisms, how genomes evolve in different environments and so on.

8 years 100% positive

explanation:

the aztecs painted books and kept records