In this task, you need to write a topic word from the given fact. The topic word must have at least one word overlap with the given fact. The topic word often involves adding a new word from a related concept. In your topic word, use at least one word from the given fact. Topic words with two or more words work best.

[Q]: Fact: Most modern gymnosperms are trees with woody trunks.
[A]: gymnosperm is a.


[Q]: Fact: producing thrust causes something to move.
[A]: engines produce thrust.


[Q]: Fact: DNA contains genetic instructions for proteins, and RNA helps assemble the proteins.
[A]:
DNA RNA.