Given a statement, generate a question such that the answer is contained in that statement.
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Question: Roots will decay is the conditions for growth aren't favorable.

Answer: What is the conditions for growth aren't favorable?


Question: hiding can be used for avoiding lions

Answer: What can be used to avoid lions?


Question: The cells that eventually develop the ability to heal cracks are found free floating in bone marrow.

Answer:
Where are the cells that eventually develop the ability to heal cracks found?