instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Simple carbohydrates can be classified in terms of chain length.
answer:
Which carbohydrates can be classified in terms of chain length?


question:
Windchill describes what the temperature feels like when the wind is taken into account.
answer:
What weather term describes what the temperature feels like when the wind is taken into account?


question:
Triglycerides substances function as a long-term energy store in the human body and possess long carbon chains that prevent dissolving in water.
answer:

What substances function as a long-term energy store in the human body and possess long carbon chains that prevent dissolving in water?