Surgical instruments are sterilized by heating them and alcohol is used as disinfectant in cleansing the skin prior to and injection. Why are these methods effective against microorganism. Explain 2-3 sentences

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Hematology

Hematology is the branch of biology. Hematology is the medical field that deals with the treatment of blood disorders and cancers, such as hemophilia, leukemia, lymphoma, and sickle-cell anemia. Hematologists and hematopathologists are medical professionals who specialize in illnesses of the blood and its components.