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

Q: The double helix dna shape forms when the two nucleotide chains wrap around the same axis.

A: What distinctive dna shape forms when the two nucleotide chains wrap around the same axis?
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Q: Muscle type of cell function relies on microfilaments, which are the actin components of the cytoskeleton.

A: What type of cell function relies on microfilaments, which are the actin components of the cytoskeleton?
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Q: At the ridge is the youngest seafloor located.

A:
Where is the youngest seafloor located?
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