Each of the gene segments within the 2009 H1N1 influenza virus have been found in pigs for more than 10 years prior to the beginning of the 2009 H1N1 influenza outbreak. Pigs have long been considered a possible mixing vessel for influenza viruses that originate within pigs, birds and humans.
The art of the ancient Greeks and Romans is called classical art. This name is used also to describe later periods in which artists looked for their inspiration to this ancient style. The Romans learned sculpture and painting largely from the Greeks and helped to transmit Greek art to later ages.
What are the similarities and differences of ancient China and Greece? I could only think about the difference like how Greece had the Polis and was several City-States, essentially Greece was composed of several countries.China, on the other hand, was unified under Qin. That's the only difference I could think of.ou better compare ancient Greece with other small collections of city states, like the Middle Ages Italy, the Ancient Mayas and others. China is more similar to the development of larger Empires in the west, like Rome.