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 do scientists believe are the oldest eukaryotes? Answer: protists

Ex Output:
Scientists think that protists are the oldest eukaryotes. They most likely evolved from prokaryotic cells, as explained by the endosymbiotic theory. This theory is well-supported by evidence.

Ex Input:
Question: What is the term for the remains or traces of living organisms? Answer: fossils

Ex Output:
Fossils are the remains or traces of living organisms.

Ex Input:
Question: What type of terminal releases neurotransmitters at a synapse? Answer: axon

Ex Output:
At a synapse, neurotransmitters are released by the axon terminal. They bind with receptors on the other cell.