Which of the following RNAs should be most abundant in animal cell?
A
t-RNA
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B
m-RNA
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C
mi-RNA
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D
r-RNA
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Solution
The correct option is D r-RNA rRNA is known to be the key component of the structure of ribosomes, but it is actually found to be a catalytic element for protein synthesis. It is the most abundant type of RNA (about 80%) in the cell.