Biology
The human blood is divided into__________ groups?
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Deficiency of Vitamin-A results in:
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The species to which humans belong is:
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Study of Liver and its diseases is called?
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Silver fish belongs to:
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Animal which captures and readily kills living animals for its food is called___________?
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Number of chromosomes in E.coli ?
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Immunization by vaccination was first introduced by?
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_____________has been promoted to the Rank of Lieutenant General and Appointed as Surgeon General?
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