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

Input: Consider Input: The size and symmetry of a beetle’s or an elk’s antlers or a grasshopper’s song communicate rather clearly their state of health.

Output: The size and symmetry of a beetle’s or an elk’s antlers or a grasshopper’s song communicate rather clearly their state of what?


Input: Consider Input: Dig a well allows people to access water in an aquifer that does not flow from a spring or a geyser.

Output: How can people access water in an aquifer that does not flow from a spring or a geyser?


Input: Consider Input: Form a protective layer do heavy alkanes affect the skin.


Output: How do heavy alkanes affect the skin?