Diseases Caused By Deletion Mutations?

What are the 4 types of mutation?

There are three types of DNA Mutations: base substitutions, deletions and insertions.

  • Base Substitutions. Single base substitutions are called point mutations, recall the point mutation Glu —–> Val which causes sickle-cell disease.
  • Deletions.
  • Insertions.

What is the effect of deletion mutation?

A deletion changes the number of DNA bases by removing a piece of DNA. Small deletions may remove one or a few base pairs within a gene, while larger deletions can remove an entire gene or several neighboring genes. The deleted DNA may alter the function of the resulting protein(s). Duplication.

Which disease is caused by chromosomal mutation?

Most common disorders

Disorder Chromosome Mutation
Sickle cell disease 11p P
Spinal muscular atrophy 5q DP
Tay–Sachs disease 15 P
Turner syndrome X C

17 more rows

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