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.

Fact: Plastic slows the transfer of electricity. 
Question: Which material slows the transfer of electricity?
Plastic.

Fact: loud noises can be dangerous. 
Question: What can loud noises be?
dangerous.

Fact: antigens are found on cancer cells and the cells of transplanted kidneys. 
Question: antigens are found on cancer cells and the cells of transplanted what?

kidneys.