Epidemics+CC

epidemics Answer the following questions (put your source at the end of the answer).

(1) Why keep the 1918 flu virus in the freezer? -it is important to keep the 1918 flu in the freezer just in case it ever comes back. If it does come back then we can have the virus to compare it too, and possible find a vaccination common to that of the 1918 flu. (2) Where do all fly viruses get their start? They start in birds or mammals, and are a virus of the RNA. Travels through air from one infected person or mammal to someone else, and thats how you get it. Also you can get infected through a birds droppings. (3) How does the avian flu and 1918 flu kill people? The avian fly and the 1918 flu kill people by getting in their lungs and then eventually suffocating people. (4) Why can't the bird flu transfer from human to human? The bird flu can transfer from a bird to a human, but can't yet transfer from human to human except in a few cases through a family. (5) Why would someone in the lab want to give the bird flu the ability to go from human to human? Someone from a lab would want to find what can connect the virus from human to human to be able to potential prevent or treat it. Once it is discovered what will allow that human to human transformation is when they can find a cure or vaccination for it. (6) How are they are trying to give bird flu that ability (in the lab)? By testing and experimenting with mixing parts of the 1918 flu with the bird flu to see what parts allow it to transfer from human to human. (7) How many people were killed in th 1918 flu epidemic? 20-100 million people where killed world wide by the 1918 flu epidemic. (8) How many people were killed by the plague-"The black death"? This was one of the worlds deadliest epidemics every. It was estimated that 75 million people died... about 25 milled people just in Europe.

(9) What is an epidemic? An Epidemic is a classification of disease that comes in new cases in a population during a certain time at a rate that is higher than what is expected based on recent experience. (10) What caused the plague and how did it spread? It was thought to have started in Asia, and was potentially started in rats and rodents, and then to humans. The Black rat is what is thought to have spread the disease from asia to europe, and then it spread through out the world.

Most information is from wikipedia