Asked in ETEA MDCAT 2010 2010Moderate

The attachment of two sub-units of ribosomes on a single mRNA is controlled by:

Correct answer: A. Mg+ ions

  • A. Mg+ ions
  • B. Na- ions
  • C. Proteins
  • D. Ribosomal RNA

Explanation

The attachment of two subunits of ribosomes on a single mRNA is controlled by Mg2+ ions.

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About Ribonucleic Acid (RNA)

Ribonucleic acid is generally a single-stranded nucleic acid containing ribose and uracil instead of thymine. Coverage includes mRNA, tRNA and rRNA, complementary base pairing, transcription and translation, and the differences between RNA and DNA in structure, location and biological function.

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