Vitamins are micronutrients which are required in small amounts and are essential for immunity and metabolism of body. #vitamin_B #vitamin_C #ascorbic_acid #vitamin_B_complex #BShons #Zoology #prof_masood_fuzail #biologylecture #best_biology_lecture #thiamine #riboflavin #niacin #folicacid

This video(Immune System Part B) shows that how our Immune System works

Corona virus treatment is possible by passive immunity. COVID19