Given a statement and question, generate the answer to the question such that the answer is contained in the statement.

[EX Q]: statement: Complex chemistry is needed to carry out cell division and reproduction, question: What is needed to carry out cell division and reproduction?
[EX A]: Complex chemistry

[EX Q]: statement: the virus that causes smallpox is another potential threat in the atmosphere, question: What is another potential threat in the atmosphere?
[EX A]: smallpox

[EX Q]: statement: Lizards keep their eggs in rotting trees., question: What do Lizards keep their eggs in?
[EX A]:
rotting trees