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Erstellt von Charlotte Hewson
vor mehr als 9 Jahre
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Frage | Antworten |
what is a gene? | a section of DNA made of a specific sequence of bases that determines a polypeptide. |
what is a polypeptide? | a sequence of amino acids |
how many bases code for one amino acid? | 3 |
how many amino acids regularly occur in proteins? | 20 |
why did scientists decide three bases code for each amino acid? | three bases produce 64 different codes, where as if they were in pairs, then only 16 different codes are possible and 20 is the normal. |
what are the sections called that dont code for amino acids? | introns |
what is the section called that does code for an amino acid? | intron |
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