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

[Q]: Cells are small biological structures that make up all living things, including the human body.
[A]: What small biological structures make up all living things, including the human body?


[Q]: Axillary buds in the axils of leaves and stems give rise to branches.
[A]: What in the axils of leaves and stems give rise to branches?


[Q]: Dna consists of two long chains of nucleotides.
[A]:
Dna consists of how many long chains of nucleotides?