Question

multiple - choice question
are ribosomes only found in the endoplasmic reticulum (e.r)?
yes, it is not found anywhere else.
no, it is also found floating in the cytoplasm.

Explanation:

Ribosomes are not only found on the endoplasmic reticulum. They can also be free - floating in the cytoplasm. They are the sites of protein synthesis.

Answer:

No, it is also found floating in the cytoplasm.