Please answer!!

Why was Soviet leader Gorbachev so popular in the United States

Mr. Gorbachev, who arrives here on Monday for his third summit conference with President Reagan, has used all the tools of modern communications to project an image of reasonableness, accessibility and, above all, change. What appears to be his success in reaching the American public is an important element in the equation of the meetings themselves.

porter is writing economic history because he is focusing on the cost of developing vaccines.

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.