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

[EX Q]: Deletions remove one or more nucleotides from the dna
[EX A]: Deletions remove one or more what from the dna?

[EX Q]: Hydrocarbons compounds, which serve as fuels and are used in manufacturing, are called the driving force of western civilization.
[EX A]: What compounds, which serve as fuels and are used in manufacturing, are called the driving force of western civilization?

[EX Q]: We all start as a single cell and soon grow into a(n) embryo.
[EX A]:
We all start as a single cell and soon grow into what?