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.

Fact: Introns are regions that do not code for proteins.
introns DNA.

Fact: Some herbivores have more than one stomach.
cows stomach.

Fact: Most organisms consume--and are consumed by--more than one species.

consume eat.