Fact 1: Ribosomes are sites where proteins are made.

Fact 2: Ribosomes consist of RNA and proteins.

Given the two facts above, answer the question "what do ribosomes contain?" with the following options: 
- nucleus
 - tRNA
 - mucus
 - SNPs
 - TRH
 - DNA
 - cell walls
 - RNA


 

        RNA 