TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: The second step in eukaryotic cell division is division of nucleus part of the cell.

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

PROBLEM: Phosphate groups are found within phospholipids and nucleotides.

SOLUTION: Phosphate groups are found within phospholipids and what else?

PROBLEM: Lichens are not a single organism, but rather an example of a mutualism.

SOLUTION:
Lichens are not a single organism, but rather an example of a what?