Question

Insertion or deletion of a single base in a DNA segment causes ______.

पर्याय

• frameshift mutation

• jumping genes

• Wobble changes

• base substitution

Answer 1

Insertion or deletion of a single base in a DNA segment causes frameshift mutation.

Explanation:

Adding or deleting one base shifts the reading frame and changes downstream codons. A base substitution replaces one base without necessarily shifting the frame.