Biology CLEP Prep 2025 – 400 Free Practice Questions to Pass the Exam

Question: 1 / 400

Which of the following is an example of a non-coding RNA?

mRNA

tRNA

rRNA

miRNA

Non-coding RNA is RNA that does not code for a protein and instead has regulatory or structural functions in the cell. All of the options provided are types of RNA, but only miRNA is a type of non-coding RNA. mRNA, tRNA, and rRNA are all involved in the process of protein synthesis, while miRNA regulates gene expression. Therefore, miRNA is the only correct answer in this context.

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