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elskywalker
because dna is found on histone proteins in the nucleus and it cannot exit the nucleus each time info for protein making is needed

The  DNA not used directly as a code for protein synthesis and instead, a messenger RNA must be transcribed because,

  • The DNA does not have any protection from the nucleases present in cytoplasm that can cleave any nucleic acid and mRna can protect from nucleases because it have polyadenylation and 5' guanosine.

What is role of mRNA?

  • mRNA is single stranded RNA
  • The role of mRNA is to carry the protein blueprint or genetic information from DNA of cells to its ribosomes.
  • It furnished with the genetic code called codons.

learn about messanger RNA or mRNA,

https://brainly.com/question/8210307

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