When answering the questions below, it is important that you limit your answer to what is being asked. The article contains a lot of a information and you will only need to use a small part of it. You may not copy text directly from the article to your answer, but you must write in "own words". Be careful not to bring anything that you do not understand yourself. a) In an mRNA vaccine, the mRNA is usually enclosed in a lipid vesicle, why? b) Describe how an mRNA vaccine works in the body. Describe what happens in the cell and how it does leads to immunity. c) Why is it important that the mRNA't to act as a vaccine has a 5'Cap and a 3' poly-Asvan