Genetic Mutations

Genetic Mutation

Sebastián Acevedo Martínez

Index

2. Origin of mutations

1. Definitions

3. Germ-line cells and somatic cells: Mutations

4. Types of mutations

5. A couple of examples

Nombre del autor

Definitions

Chromosone

Microscopic threadlike part of the cell that carries hereditary information in the form of genes.

DNA

Deoxyribonucleic acid is an organic chemical of complex molecular structure.

Nucleotide

It consists of a sugar molecule attached to a fostate group and a nitrogen-containing base.

Mutation

It is a change in the DNA of a organism.

Germ-line cells and somatic cells: Mutations

Somatic cell

Any cell of a living organism other than the reproductive cells.

Germ-line cell

It is a sexual cell (eggs or sperm).

Origin of mutations

Some causes of a mutation

* Environmental exposure to certain chemicals.

* Ultraviolet radiation.

* Errors that occur during the process of replication (cell division).

* Other genetic insults.

Types of mutations

A couple of examples

Genetic disorders

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