Answer:
Protein
Step-by-step explanation:
1. Large number of ribosomes are present in the cells and they play major role in the synthesis of protein.
2. The protein synthesis occurs according the sequence of codons in the mRNA, the tRNA brings amino acids to the to the ribosomses and a peptide bond is formed between two amino acids and finally protein is formed.
3. There are two sub-units of ribososme, named small sub-unit and large sub-unit which synthesis protein.