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Sickle cell anemia is a genetic disease with severe symptoms, including pain and anemia. The disease is caused by a mutated version of the gene that helps make hemoglobin — a protein that carries oxygen in red blood cells.
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4. coordinati9on of body movemnents
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Im pretty sure its C "all living things"
If you happen to have an X and Y chromosome, you are biologically classified as male. Testosterone will begin to be produced in puberty, and facial hair will begin to grow, and so on.
