noun
mRNA - messenger RNA, a type of RNA that carries genetic information from DNA to the ribosome for protein synthesis
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mRNA is a molecule that carries genetic information from the DNA in the cell nucleus to the ribosomes in the cytoplasm.
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Scientists use mRNA to study how genes are expressed in different cells.
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mRNA is like the messenger that delivers instructions from the DNA to make proteins.
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Just like a messenger, mRNA delivers important information to the protein-making machinery in the cell.