Fact 1: Ribosomes are small organelles where proteins are made.

Fact 2: Proteins are assembled on floating ribosomes.

Given the two facts above, answer the question "Proteins are assembled on small floating what?" with the following options: 
- boats
 - red blood cells
 - proteins
 - gastropod shells
 - plates
 - an object
 - graptolites
 - Organelles.


 

        Organelles. 