161 reviews of The Second City Theatre Probably one of the coolest spots in Toronto! This place is always full of life and loud laughter, you go in not expecting much, and always impresses! The cast keeps changing every now and then along withâ¦
This is because indels can have a dramatic effect on the protein's structure and function. Insertion or deletion of a single letter can sometimes cause a frameshift mutation, in which the entire amino acid sequence of the resulting protein is changed.
Effects of Mutations on DNA Sequence. There are several types of mutations that are classified according to how the DNA molecule is altered. One type, called a point mutation, affects a single base and most commonly occurs when one base is substituted or replaced by another. Mutations also result from the addition of one or more bases, known as an insertion, or the removal of one or more bases, known as a deletion.