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: Animals require alleles for warmth. 
Question: Animals require warmth as encoded on what?

Answer: alleles.


Question: Fact: Food is used for energy by the cells of most organisms. 
Question: Food is used for energy by what part of most organisms?

Answer: Cells.


Question: Fact: when a gas in an open container is heated by the sun, that gas spreads out into the air. 
Question: what has to happen to a gas in an open container to cause it to spread into the air?

Answer:
heated by the sun.