Fact 1: Flagella help prokaryotes move.

Fact 2: Flagella are long filaments made up of the protein flagellin.

Given the two facts above, answer the question "What moves with long filaments?" with the following options: 
- prokaryotes
 - sponges
 - an object
 - lizards
 - protein
 - sensory neurons
 - insects
 - Most plants


 

 prokaryotes        