Which organelle is known as the factory of proteins?

Which cell organelle is found in prokaryotes?

Peptide synthesis inside the cell occurs at:

The site of protein synthesis is ........

During protein synthesis,which organelle does each $t-RNA$ bring specific amino acids to,after picking them up from the cytoplasm?

Identify the relationship in the following analogy:
Eukaryotic ribosomes : $80S$ :: Prokaryotic ribosomes : ............ (in $S$)