Biology for IGCSE & O level - Variation And Selection (Section 5 - No. 39)
In the context of mutations, what is a frameshift mutation?
A mutation that changes a single base in the DNA sequence.
A mutation that results in the insertion or deletion of a nucleotide, altering the reading frame.
A mutation that leads to a change in the shape of the protein.
A mutation caused by errors in DNA replication.
คำอธิบาย
A frameshift mutation is the insertion or deletion of a base, altering the way codons are read and often leading to non-functional proteins.