Which of the following organelles is found in a prokaryotic cell?

From the statements given below,choose the correct option:
$A.$ The eukaryotic ribosomes are $80S$ and prokaryotic ribosomes are $70S$.
$B.$ Each ribosome has two sub-units.
$C.$ The two sub-units of $80S$ ribosome are $60S$ and $40S$,while those of $70S$ are $50S$ and $30S$.
$D.$ The two sub-units of $80S$ ribosome are $60S$ and $20S$,and those of $70S$ are $50S$ and $20S$.
$E.$ The two sub-units of $80S$ ribosome are $60S$ and $30S$,and those of $70S$ are $50S$ and $30S$.

In which part of the cell does protein synthesis occur?

Ribosomes of cancerous cells fuse together to form

Ribosomes of bacteria, mitochondria, prokaryotes, and chloroplasts are of which type (in $S$ type)?

Which organelle is found in both prokaryotic and eukaryotic cells?