Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
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Question: Most have cells that are not able to exchange gases with the outside environment do multicellular organisms need transport systems.

Answer: Why do multicellular organisms need transport systems?


Question: The core of a star collapses during a supernova, forming a neutron star.

Answer: The core of a star collapses during what event, forming a neutron star?


Question: The three layers of protective coverings of the spinal cord is called the meninges.

Answer:
The three layers of protective coverings of the spinal cord is called what?