Given a scientific passage and an answer, generate a question for the given answer.

Ex Input:
Passage: The hypothalamus and pituitary gland are located close together at the base of the brain. Answer: the brain

Ex Output:
The hypothalamus and pituitary gland are located near the base of this organ?

Ex Input:
Passage: Lipids are biochemical compounds such as fats and oils. Organisms use lipids to store energy. In addition to carbon and hydrogen, lipids contain oxygen. Answer: oils

Ex Output:
Lipids are biochemical compounds such as fats and?

Ex Input:
Passage: Eukaryotes evolved about 2 billion years ago. Unlike prokaryotes, eukaryotes have a cell nucleus. They have more structures and are better organized. Organelles within a eukaryote can perform certain functions. Some supply energy; some break down wastes. Eukaryotes were better able to live and so became the dominant life form. Answer: cell nucleus

Ex Output:
Unlike prokaryotes, eukaryotes have what?