What are is the function of a ribosomes and what is it made from?

Ribosomes translate (read) messenger RNA to produce specific polypeptide chains (proteins). 

The Ribosome itself is made up rRNA which forms the structures which read the messenger RNA and add peptides to the polypeptide chain. 

There are also a number of proteins associated with the ribosome which increase its stability and efficiency. 

RA

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