関連ワード:  what does start codon code for    what do start codons code for    what amino acid does start codon code for    what does the start codon aug code for    do start codons code for amino acids    what amino acid does the start codon aug code for    what amino acid does the start codon code for in prokaryotes vs eukaryotes    what amino acid does the start codon always code for    start codon code    what does a codon code for