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The processing of pre-rRNA is done using __________

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in Cell Biology by (121k points)
The processing of pre-rRNA is done using __________

(a) nucleolus

(b) mRNA

(c) snoRNA

(d) siRNA

This question was addressed to me in a national level competition.

The doubt is from Gene Expression in portion Gene Expression of Cell Biology

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The correct choice is (c) snoRNA

The explanation: The processing of pre- rRNA is done using the small nucleolar RNAs (called snoRNA) along with some proteins. Processing of pre- rRNA includes removal of non-coding sequences and posttranscriptional modifications.

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