A. Through direct contact. B. Through contaminated food. C. Through the air. D. Through water. 相关知识点: 试题来源: 解析 C。中文解析:文章中提到“Influenza virus spreads mainly through the air when an infected person coughs or sneezes.”,所以流感病毒主要通过空气传播。反馈 收藏 ...
What is influenza (the flu)?The flu is a viral infection of the lungs and airways. The virus spreads through droplets in the air when someone with flu coughs or sneezes. You may also get the virus through close contact with someone who has the flu. For example, a person with the ...
What makes an influenza virus virulent?amikacinMRSANMRarbekacin-resistanceWhat makes an influenza virus virulent?. By - Jane Bradburydoi:10.1016/S0140-6736(05)79588-XJane BradburyLancetBradbury J. What makes an influenza virus virulent? Lancet 1998; 352: 629....
What is influenza (the flu)?The flu is a viral infection of the lungs and airways. The virus spreads through droplets in the air when someone with the flu coughs or sneezes. The virus also spreads through close contact with someone who has the flu. For example, a person with the virus...
A. B virus is relatively stable and causes mild infections that do not spread far through the population. B. B virus is unstable, and is responsible for the epidemics that cause frequent concern. C. B virus is extremely unstable and is responsible for some of the worst outbreaks of the di...
What is known about the influenza virus A. It was first found in a group of very old birds. B. All the different strains can be found in wild birds. C. It existed over 100 million years ago. D. It can survive in many different places....
百度试题 结果1 题目What does "HIV" stand for? A. Hepatitis Influenza Virus B. Human Immunodeficiency Virus C. High Intensity Virus D. Heart Infection Virus 相关知识点: 试题来源: 解析 B 反馈 收藏
Influenza is a viral infection that affects the respiratory tract. Also called the flu, influenza can cause a fever, fatigue...
课程题目:What is a Virus演讲者:Prof. Vincent Racaniello, Ph.D. 哥伦比亚大学 病毒的发现史 1901 - first human virus, yellow fever virus 1903 - rabies virus 1906 - variola virus 1908 - chicken leukemia virus, poliovirus 1911 - Rous sarcoma virus 1915 - bacteriophages 1933 - influenza virus 完...
Influenza hemagglutinin is a type of substance that is attached to the surface of the influenza virus and is responsible for...