Feedback for Multiple Choice Quiz 38

  1. But don't forget that the correct tRNA is selected as a complex with its complementary codon in a mRNA.

  2. The wobble position is the third base of a codon.

  3. The cloverleaf diagram depicts the secondary structure, i.e. the helices and hairpin loops.

  4. Look at the diagrams of Figs. 12.8 and 12.10. These, or the lecture notes schematic should be familiar to you.

  5. Sorry, memorize this one! At least "APE" isn't too long.

  6. The first step is substrate selection; the second step is hydrolytic removal of errors made in the first step.

  7. The second step can act as a molecular seive that accepts incorrectly charged amino acids into its hydrolytic active site.

  8. The anticodon loop recognizes the codon and the 3' CCA end carries the amino acid to be incorporated into the growing polypeptide chain.
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