Zadanie 4b
Describe two kinds of DNA sequence mutation.
Effects of single-base substitutions
Explain how a substitution can produce an SNP with or without changing the encoded amino acid.
Tę umiejętność sprawdzają 4 zadania wzorowane na arkuszach IB z lat 2023–2026.
Zadania sprawdzające tę umiejętność: 4 Otwórz w wyszukiwarce z filtrami
Zadanie 7
One DNA coding-strand triplet changes from 5′-TCT-3′ to 5′-TGT-3′. All other triplets remain unchanged. Use the supplied coding-strand table. What follows from this substitution? A. Every later triplet is shifted by one base B. The encoded chain loses exactly…
- Tabela do uzupełnienia
Zadanie 2c
Compare and contrast substitution and insertion mutations.
- Materiał graficzny
Zadanie 14
Which genetic change produces the altered beta-globin associated with sickle-cell disease? A. Loss of an entire chromosome from every erythrocyte precursor B. A single base substitution in the beta-globin coding sequence C. Addition of a complete second…