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Question

rRNA present in 40 S subunit of ribosome is

A
5 S
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B
5.8 S
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C
16 S
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D
18 S
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Solution

The correct option is C 18 S
  • In a eukaryotic cell, the ribosome is 80S with a smaller subunit of 40S and a larger subunit of 60S type.
  • The 40S subunit has an 18S RNA with 1900 nucleotides and 33 proteins.
  • So, the correct answer is '18 S'.

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