How Is a TRNA Able to Recognize Its Proper MRNA

question 14

Multiple Choice

How is a tRNA able to recognize its proper mRNA codon?

• A) Hydrogen bonding between the ribosomal subunits and the mRNA creates the proper active site conformation to allow tRNA binding.
• B) Complementary hydrogen bonding between tRNA and mRNA promote binding.
• C) The amino acid on the tRNA recognizes the mRNA codon through hydrogen and ionic bonding.
• D) Ionic bonds between the tRNA and the active site of the ribosomal subunits promote binding to the mRNA.
• E) Appropriate shape of the tRNA allows it to fit onto the extended mRNA strand.

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