TASK DEFINITION: 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.
PROBLEM: Fact: Thyroxine increase the rate of metabolism in cells throughout the body. 
Question: What increases the rate of metabolism in cells throughout the body?

SOLUTION: Thyroxine.

PROBLEM: Fact: most mammals have insulation that also protects the body. 
Question: What has insulation that also protects the body?

SOLUTION: most mammals.

PROBLEM: Fact: Dead vegetation becomes something that is burned to generate heat. 
Question: What becomes something that is burned to generate heat?

SOLUTION:
dead vegetation.