instruction:
Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.
question:
Fact: Antigens are found on cells in skin melanoma. 
Question: Where can antigens be found?
answer:
skin melanoma cells.


question:
Fact: Dress for cold weather because you are also an animal. 
Question: What should you do for cold weather?
answer:
Dress for the weather.


question:
Fact: Gases from burning coal and oil dissolving in water in the atmosphere can hurt the environment. 
Question: Gases from burning coal and oil dissolving in water in the atmosphere can hurt what?
answer:

environment.