Which of the following best explains the observation that in

Last updated: 5/15/2023

Which of the following best explains the observation that in bacteria there are 61 mRNA codons that specify an amino acid but only 45 tRNAs O The DNA codes 61 tRNAs but some are destroyed after transcription O Many codons are never used so the tRNAs that recognize them are dispensable O The rules for base pairing between the third base of a codon and tRNA are flexible Some tRNAs have anticodons that recognize four or more different codons