You are presented with the question "Molecules of _ initiate protein synthesis" and the following answer choices: 
- Acids
 - nektar
 - sugar
 - tRNA
 - H 2 O
 - three
 - CO 2
 - HIV

Now knowing that molecules of tRNA bring amino acids to the ribosome in the correct sequence and ribosomes are sites of protein synthesis, choose the best answer.


 

    tRNA     