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

[Q]: The second step in eukaryotic cell division is division of nucleus part of the cell.
[A]: The second step in eukaryotic cell division is division of which part of the cell?

[Q]: The mitochondria organelles are known as the "power plants" of the cell.
[A]: What organelles are known as the "power plants" of the cell?

[Q]: A hookworm is classified as a parasite.
[A]:
A hookworm is classified as what type of organism?