Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Q: Optics explains the behavior of visible light and electromagnetic waves.

A: What type of physics explains the behavior of visible light and electromagnetic waves?
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Q: Phosphate groups are found within phospholipids and nucleotides.

A: Phosphate groups are found within phospholipids and what else?
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Q: Protists are classified as animal-like, plant-like, or fungus-like else.

A:
Protists are classified as animal-like, plant-like, or what else?
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