Mutation (5)

Science

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Genes that cause anemia

This disease is caused by recessive gen on the autsome

Normal red blood cells

Sickled-shape red blood cells

Causes of thalassemia

Caused by mutation of the gene that controls the production of haemoglobin

Red blood cells belongs to thalassemia patients

A person with thalassemia has small red blood cells and the lifespan of the cells is shorter

Effects of thalassemia

Can cause severe blood deficiency

Hemophilia disease (1)

A person with hemophilia has difficulty in the clotting of his blood

Hemophilia disease (2)

Hemophilia disease is cause by mutation at the gene producing the blood clotting factor

Hemophilia disease (3)

Individuals with hemophilia will lose blood continuously if wounded or injured

Mutation

May occur spontaneously (naturally) during cell divisions and can also occur due to external factors known as mutagens

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