What are the three results of mutations? which is most common?

There are three types of DNA Mutations: base substitutions, deletions and insertions. Single base substitutions are called point mutations, recall the point mutation Glu > Val which causes sickle-cell disease. Point mutations are the most common type of mutation and there are two types

Explanation:

a=c and then d= c because of the band so you get ac/dc and you add them together you get sound waves