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Vitamin B₁₂ deficiency leads to macrocytic anemia due to impaired DNA synthesis in red blood cell production.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Vitamins - Types, Coenzymes and Deficiency Diseases - Part 2
Vitamin B₁₂ (cobalamin) deficiency causes pernicious anemia due to impaired red blood cell production.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Vitamins - Types, Coenzymes and Deficiency Diseases - Part 2
Leukemia is a cancer of white blood cells, leading to their excessive production.
Ref: NCERT Class 11 Biology Chapter 15: Body Fluids and Circulation Regulation and Disorders of Circulatory System
Polycythemia is characterized by an abnormally high number of red blood cells, increasing blood viscosity.
Ref: NCERT Class 11 Biology Chapter 15: Body Fluids and Circulation Regulation and Disorders of Circulatory System
Thrombocytopenia is a condition where platelet count is low, leading to excessive bleeding.
Ref: NCERT Class 11 Biology Chapter 15: Body Fluids and Circulation Regulation and Disorders of Circulatory System
Anemia is a condition where there is a deficiency of red blood cells or hemoglobin in the blood.
Ref: NCERT Class 11 Biology Chapter 15: Body Fluids and Circulation Lymph and Circulatory Pathways
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