This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of nucleic acids, Subject name: Biochemistry
Components of 60 S subunit of ribosome are 
Select and explain. 
A. 5.8 S, B. 23 S, C. 16 S, D. 18 S
A: 5.8 S
Answer: A: 5.8 S 
Explanation: The mammalian ribosome has a sedimentation consisting of 80s unitIt has larger 60s subunit and another smaller 40s subunit The larger ribosomal subunit has 28s, 5.8S, and 5S rRNA And small subunit has only 18SrRNA