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

Example Input: In their processes of gene expression, archael cells seukaryotic similarties to both bacterial cells and which other type of cell.
Example Output: In their processes of gene expression, archael cells show similarties to both bacterial cells and which other type of cell?

Example Input: Group 16 is called the oxygen group.
Example Output: Group 16 is called what?

Example Input: Children resemble their parents because they have similar dna.
Example Output:
Which best explains why children resemble their parents?