You have been infected with the H1N1 flu virus. Describe how this virus might have entered your body, how it works to make you sick, and what happens when you finally get better. List at least 7 different steps.

1. the virus might of entered by being around someone who was sick or I touched a contaminated surface.

2. The virus attacks blood cells, making me feel sick

3.when you get better your immune system builds up immunity to fight off the flu, if there is a second time.

Explanation:

i dont feel like listed 7 but i will answer the 3 questions asked

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".