TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Wave amplitude and wavelength are two important measures of wave size.

SOLUTION: Wave amplitude and wavelength are two important measures of what?

PROBLEM: Light retains its original color under water because frequency remains the same when light is refracted.

SOLUTION: Light retains its original color under water because what remains the same when light is refracted?

PROBLEM: Many enzymes are simple proteins consisting entirely of one or more amino acid chains.

SOLUTION:
Many enzymes are simple proteins consisting entirely of one or more of these?