Which of the following subunit of ribosomes is composed of 23S rRNA and a 5S rRNA + 32 different proteins?
A
50S
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B
70S
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C
30S
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D
60S
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E
23S
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Solution
The correct option is A 50S The ribosomal subunit that contains 23S rRNA and a 5S rRNA + 32 different proteins is a 50S ribosomal subunit of the 70S ribosome that is present in prokaryotes and in Mitochondria and Chloroplast of the Eukaryotic cell