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

Q: Toxins is contained in the skin of brightly colored poison dart frogs.

A: What is contained in the skin of brightly colored poison dart frogs?
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Q: Matter that mechanical wave energy can only travel through is medium.

A: What is the name of matter that mechanical wave energy can only travel through?
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Q: Fungi may form mutualistic relationships with plants, algae, cyanobacteria, and animals.

A:
Fungi may form mutualistic relationships with plants, algae, cyanobacteria, and what?
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