Active Immunization
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Active Immunization VACCINE People had observed in the past that individuals who recovered from certain diseases are protected for life time from recurrences. This gave rise to the concept of…
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Science
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Types of Immunity
Types of Immunity There are two main types of immunity (i) Natural or innate (i.e. genetic, form birth), and (ii) Acquired (i.e. developed during lifetime) A. Natural or Innate Immunity…
Antigen & Antibody
Antigen & Antibody While discussing about ‘self’ and ‘non-self’, we got a broad idea of antigen. Definition and Properties of an antigen An antigen is any foreign molecule that…
Defence Mechanisms in the Body
Defence Mechanisms in the Body There are four defence mechanisms in our body Immunity to defend the body from infections. Metabolic defence to metabolize and detoxify foreign chemicals. Stoppage of…
Biology – A Science of Exceptions
Biology – A Science of Exceptions Physical Sciences have sets of principles or laws which are universal in their application, on the other hand life sciences have very few universally…
Branches of Biology
Branches of Biology These are the main branches of biology: Aerobiology – The study of airborne organic particles Agriculture – The study of producing crops from the land, with an…
Research Structural
Research Structural Molecular biology is the study of biology at a molecular level. This field overlaps with other areas of biology, particularly with genetics and biochemistry. Molecular biology chiefly concerns…
Foundations of Modern Biology
Foundations of Modern Biology Much of modern biology can be encompassed within five unifying principles: Cell theory, Evolution, Genetics, Homeostasis and Energy. Cell Theory Cells in culture, stained for keratin…
