Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

[Q]: Question: Enzymes - proteins which speed up what? Answer: chemical reactions
[A]: enzymes - proteins which speed up chemical reactions.

[Q]: Question: Green cyanobacteria on a lake produce food through what process? Answer: photosynthesis
[A]: Green cyanobacteria on a lake make food by photosynthesis.

[Q]: Question: Which process involves solvent separation on a solid medium? Answer: chromatography
[A]:
Chromatography involves solvent separation on a solid medium.