instruction:
Given a statement, generate a question such that the answer is contained in that statement.
question:
Fissures heal when bones resorb and form new bones
answer:
What heals when bones resorb and form new bones?


question:
charting ancestry on a graph is a useful tool for studying inheritance traits.
answer:
What is charting ancestry on a graph a useful tool for studying?


question:
Snow is a condition of the atmosphere
answer:

What is a condition of the atmosphere?