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

[Q]: Microevolution is the process by which organisms change in small ways over time.
[A]: What is the process by which organisms change in small ways over time?


[Q]: The newest, outer layers of secondary xylem are called sapwood.
[A]: What are the newest, outer layers of secondary xylem called?


[Q]: Pluto is now called dwarf planet.
[A]:
What is pluto now called?