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.

Ex Input:
Question: What are the two types of vascular tissues found in vascular plants? Answer: xylem and phloem

Ex Output:
Xylem and phloem are the two types of vascular tissues in vascular plants.

Ex Input:
Question: What do the liver, gallbladder, and pancreas contribute that aid in digestion? Answer: chemicals

Ex Output:
The liver, gallbladder, and pancreas contribute chemicals that aid in digestion.

Ex Input:
Question: What type of force allows non-polar molecules to interact? Answer: london dispersion

Ex Output:
Non-polar molecules can interact by way of London dispersion forces.