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

Ex Input:
The cytoskeleton holds cell organelles in place within the cytoplasm.

Ex Output:
What part of the cell holds cell organelles in place within the cytoplasm?


Ex Input:
The nuclear envelope is a double-layered plasma membrane like the cell membrane, although without membrane proteins.

Ex Output:
The nuclear envelope is a double-layered plasma membrane like the cell membrane, although without what?


Ex Input:
As ph increases, a solution becomes more basic.

Ex Output:

As ph increases what happens to a solution?