Given a scientific question, generate a correct answer to it.

Ex Input:
Each daughter cell represents one outcome of all possible combinations of maternal and paternal what?

Ex Output:
chromosomes

Ex Input:
How much work is done when a force is applied in a different direction than the direction of movement?

Ex Output:
none

Ex Input:
What is at the surface of a cell, arranged in similar bilayer?

Ex Output:
phospholipids