Which of following RNAs should be most abundant in animal cell?

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5.Molecular Basis of Inheritance

medium

Which of the following $RNAs$ should be most abundant in animal cell?

$tRNA$

$mRNA$

$miRNA$

$rRNA$

(NEET-2017)

Solution

(d) : $rRNA$ (ribosomal $RNA$) is the most abundant of all types of $RNA\ (70-88\%)$. Hence, it will be present in highest amount. Percentage of $tRNA$ and $mRNA$ is $15\%$ and $25\%$ respectively. $miRNA$ (micro $RNA$) are $21-22\ bp$ long $RNA$ that bring degeneration of $mRNA.$

Standard 12

Biology