Q: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
During interphase of meiosis process, each chromosome is duplicated, and the sister chromatids formed during synthesis are held together at the centromere region by cohesin proteins.
A:
During interphase of what process, each chromosome is duplicated, and the sister chromatids formed during synthesis are held together at the centromere region by cohesin proteins?