All of the Following Statements About Ribosomes Are Correct EXCEPT

question 33

Multiple Choice

All of the following statements about ribosomes are correct EXCEPT which one?

• A) All ribosomes have two subunits, the large subunit approximately twice the size of the smaller subunit.
• B) Eukaryotic cells have 80S ribosomes, and protein synthesis on these ribosomes can be inhibited by cycloheximide.
• C) Prokaryotic cells have 70S ribosomes, and protein synthesis on these ribosomes can be inhibited by chloramphenicol.
• D) Mitochondria have 80S ribosomes, and protein synthesis on these ribosomes can be inhibited by cycloheximide.
• E) The larger subunits of all ribosomes have the enzyme peptidyl transferase which forms peptide bonds.

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Definitions:

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