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

[Q]: A(n) gastropods is noted for having its eyes at the tips of stalks or tentacles that emerge from its head.
[A]: What type of creature is noted for having its eyes at the tips of stalks or tentacles that emerge from its head?


[Q]: Force times distance is the equation for work.
[A]: Force times distance is the equation for what?


[Q]: The nucleus is surrounded by a membrane and holds the genetic information for the cell.
[A]:
What part of the cell is surrounded by a membrane and holds the genetic information for the cell?