The crossword puzzle clue today is "Key molecule for protein synthesis". To solve this puzzle clue, we look for the similarity crossword puzzle definitions for our clue. Below are the possibilities crossword solution and answer for "Key molecule for protein synthesis". Good luck! :).

Similar crossword puzzle definitions:

“Messenger” molecule;
Single-helix molecule;
Protein synthesis molecule;

Try this 3 letters answer: 

RNA

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