Question

fill in the blank question
ribosomes may be attached to the endoplasmic reticulum or as ribosomes in the cytoplasm.
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Explanation:

Ribosomes exist in two forms: those attached to the endoplasmic reticulum and those that are free (not attached) in the cytoplasm. The term for ribosomes in the cytoplasm not attached to the ER is "free" ribosomes.

Answer:

free