Discuss mortality, life tables, age structure, sex ratio, and exponential/logistic population growth concepts, highlighting ecological significance with examples.

Describe the nitrogen cycle in detail, outlining its main reservoirs, key processes (nitrogen fixation, assimilation, ammonification, nitrification, and denitrification), and the impact of human activities on its natural balance.

Define trophic levels and compare upright/inverted pyramids of numbers, biomass, and energy with ecosystem examples.

Give a detailed account on the mechanism of phagocytosis.

Discuss the causes of autoimmune disease in human.

Describe the properties and functions of cytokines.

Describe the structure and function of MHC molecules

Explain in detail about different types of hypersensitivity reactions.

Explain in detail about the mechanisms of antigen processing and presentation.

Discuss in detail about activation, maturation and differentiation of B-cells.

Write a brief note on HLA tissue typing.

Describe the steps involved in immunoelectrophoresis technique.

Discuss the mechanism of immune response to viral infection.

Explain in detail about endocytic pathways of antigen processing and presentation.

Explain the classical pathway of complement system.

How do DNA vaccines work, and what are their potential advantages over traditional vaccines?

Illustrate structure and functions of primary lymphoid organs.

Write a note on the factors that influences immunogenicity.

How monoclonal antibodies are typically produced using hybridoma technology?

ELISA