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.

[EX Q]: Fact: passive immunity lasts only as long as the antibodies survive in blood. 
Question: passive immunity lasts only as long as the antibodies survive where?
[EX A]: blood.

[EX Q]: Fact: Macroevolution is evolution over geologic time above the level of interbreeding populations. 
Question: Macroevolution is evolution over what time scale above the level of interbreeding populations?
[EX A]: geologic.

[EX Q]: Fact: complex social behaviors can be seen in insects whose interactions last more than a one year. 
Question: complex social behaviors can be seen in insects living how?
[EX A]:
more than one year together.