1. Identify and explain ONE specific branch of biology involved in the article - this will be one of the branches listed next to the article title. Support your answer by using specific examples from the article to demonstrate how it relates to that branch. There should be a clear relationship between the branch you chose and the item in your explanation. Explain in your own words without having to directly quote the article. (At least 3 sentences – 3 points) One specific branch used in this article was health and medicine. This can be demonstrated where the article talks about the different effects that perfluoroalkyl substances (PFAs) can have on our health. These included the production of cancer cells and a change in our genetic information. Both of the effects mentioned are harmful to us and can harm the health of humans and animals. Another place where the article has to do with health and medicine is where they talk about where they have seen PFA accumulate in polar bears. Although the liver normally regulates PFAs, many were found in the brain, which was not #1...