TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: To determine the atomic weight of an element, you should add up protons and neutrons.

SOLUTION: How do you determine the atomic weight of an element?

PROBLEM: Rna analysis type of analysis is performed to study gene expression patterns in cells.

SOLUTION: What type of analysis is performed to study gene expression patterns in cells?

PROBLEM: Closest to the nucleus orbitals do electrons fill first.

SOLUTION:
Which orbitals do electrons fill first?