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

[EX Q]: In science, theory is supported by much evidence, widely accepted by credible scientists, and unlikely to be disproved.
[EX A]: In science, what is supported by much evidence, widely accepted by credible scientists, and unlikely to be disproved?

[EX Q]: Gravity makes soil and rock particles move gradually down the slope during each thaw.
[EX A]: What makes soil and rock particles move gradually down the slope during each thaw?

[EX Q]: An rna codon reading guu encodes for valine.
[EX A]:
An rna codon reading guu encodes for what?