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Sickle Cell (3 of 3) Cell

Image caption:
Normal red blood cells (top) and sickle cells (bottom)

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Image credit:
If you use this image in your own non-commercial project please credit it to the University of California Museum of Paleontology's Understanding Evolution (http://evolution.berkeley.edu).

This image is part of a series:

Sickle Cell (1 of 3) Genes
Sickle cell anemia is caused by a mutation at the genes level.

Sickle Cell (2 of 3) Protein
Normal hemoglobin (left) and hemoglobin in sickled red blood cells (right) look different; the mutation in the genes changes the shape of the hemoglobin molecule, allowing it to clump together.