関連ワード:  what do mrna codons code for    what does mrna codon aug code for    what does each messenger rna codon code for    do mrna codons code for amino acids    what does the mrna codon aug code for valine methionine    what does the mrna codon uaa code for    what does the mrna codon uuc code for    what does the mrna codon cug code for    what does the mrna codon aug code for    what six mrna codons code for leucine