Generate a question with a factual answer.
Generated: What does the United Network for Organ Sharing do?

Generate a question with a factual answer.
Generated: Where does the Jordan Rift Valley lie?

Generate a question with a factual answer.
Generated: What were people protesting in Kiev during the last part of February?

Generate a question with a factual answer.
Generated: While Darwin wasn't sure about blending inherited traits, what was his opinion about utilizing inherited variation?