Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Example Input: The long, threadlike extensions of the nerve cell help transmit nerve impulses.
Example Output: Which part of the nerve cell helps transmit nerve impulses?

Example Input: Injuries can be prevented by getting proper rest and recovery.
Example Output: Injuries can be prevented by getting proper what?

Example Input: Four many underlying principles does the science of biology have.
Example Output:
How many underlying principles does the science of biology have?