服务承诺
资金托管
原创保证
实力保障
24小时客服
使命必达
51Due提供Essay,Paper,Report,Assignment等学科作业的代写与辅导,同时涵盖Personal Statement,转学申请等留学文书代写。
51Due将让你达成学业目标
51Due将让你达成学业目标
51Due将让你达成学业目标
51Due将让你达成学业目标私人订制你的未来职场 世界名企,高端行业岗位等 在新的起点上实现更高水平的发展
积累工作经验
多元化文化交流
专业实操技能
建立人际资源圈Aids
2013-11-13 来源: 类别: 更多范文
Aids
AIDS
Acquired Immune Deficiency Syndrome, better known as AIDS, is caused by the incurable HIV virus. AIDS is a deadly disease that deteriorates the immune system. There are two groups of HIV (human immunodeficiency virus), HIV-1 that occurs throughout the world and HIV-2 that mainly occurs in Africa. The HIV virus enters the white blood cells and takes over the reproductive system of that cell and uses the system to reproduce itself. The white blood cell dies and the new HIV cells infect other white blood cells and repeat the process.
If you have become infected with the AIDS disease you may not have any symptoms of the for the next ten years. The AIDS disease makes the less serious conditions harder for your body to control or get rid of because of the loss of many of the white blood cells in your body. The most common causes of death for the people with AIDS are pneumonia and Kaposi's sarcoma, which afflict 70% of the infected people.
AIDS is transmitted in three ways. Intimate sexual contact is the most common. While direct contact with infected blood and transactions to babies from
aids, disease, blood, white, infected, hiv, cells, virus, system, people, death, transmitted, time, take, protect, ourselves, occurs, must, infection, immune, groups, effective, deadly, contact, common, charge, cell, body, about, yourself, years, world, while, ways, water, vaccine, two, transactions, throughout, three, think, ten, takes, syndrome, symptoms, strike, spread, speculation, social, slowing

