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Mutations and Gene Editing · Paper 1 — Free Biology SL Practice Questions
1FoundationMCQTypes of mutations: Point, frameshift, chromosomal1 markPaper 1~2 min
The DNA template strand of a gene contains the sequence 5'-ATG GGC TAC CTA-3'. A single nucleotide substitution changes the final nucleotide of the fourth codon from A to T. Which type of mutation has occurred?
Solutions
2MasteryMCQTypes of mutations: Point, frameshift, chromosomal1 markPaper 1~2 min
A bacterial gene has the coding strand sequence 5'-TAC GCA TGG-3'. A single adenine nucleotide is inserted after the first base. Which type of mutation has occurred, and what is the immediate consequence for translation?
Solutions
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