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

Ex Input:
The second step in eukaryotic cell division is division of nucleus part of the cell.

Ex Output:
The second step in eukaryotic cell division is division of which part of the cell?


Ex Input:
The opening in the front of the eye is called pupil.

Ex Output:
What is the opening in the front of the eye called?


Ex Input:
Duplications (or amplifications ) lead(s) to multiple copies of a chromosomal region.

Ex Output:

What leads to multiple copies of a chromosomal region?