The reason why one case of influenza does not confer lifelong immunity is that the virus tends to mutate overtime which makes it unrecognizable to the immune system.
<h3>Why is it difficult to get immunity to influenza?</h3>
Influenza is caused by a virus which tends to mutate overtime in order to stay ahead of medical technology.
As a result, this mutation makes the original virus unrecognizable to the immune system which would then be unable to fight it.
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The answer is 10 year-old. After a divorce, 10 year old child will fell pressured to choose between the mother and the father. The child may also experience a degree of divided loyalty, since a 10-year old is close to puberty and individuals who experience puberty have mental coping or mental changes, so as a 10 year old child, it would be hard for him/her to decide.
Answer: Davos addresses a large range of global issues(A)
Explanation:
Davos is the informal name given to the yearly four days conference that is hosted by The World Economic Forum in Davos-Klosters, Switzerland. It is a non-profit making organization which aim is to allow foremost business, political, cultural and other leaders in the society to reform global, local and industry agendas.
Every year, heads of states and business leaders give lectures on topics ranging from climate change, gender equality, poverty to venture capital and mental health. The rich and powerful also use the event for networking.
