In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

Q: Sentence: The unpaired ethmoid bone is located at the midline within the central skull. Question: The unpaired ethmoid bone is located where within the central skull?

A: at the midline
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Q: Sentence: A reptile's metabolism doesn't generate enough energy to keep their body temperature stable. Question: A reptile's what doesn't generate enough energy to keep their body temperature stable?

A: metabolism
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Q: Sentence: Iridescent green beetles, known as jewel beetles, change color because of the light-reflecting properties of the cells that make up this? Question: Iridescent green beetles, known as jewel beetles, change color because of the light-reflecting properties of the cells that make up this?

A:
their external skeleton
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