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Human Health and Disease

Explain what is meant by metastasis.

04/11/2024

Biology

12th (Science)

Human Health and Disease

How is a cancerous cell different from a normal cell?

04/11/2024

Biology

12th (Science)

Human Health and Disease

What is the mechanism by which the AIDS virus causes deficiency of
immune system of the infected person?

04/11/2024

Biology

12th (Science)

Human Health and Disease

What are the various routes by which transmission of human immunodeficiency
virus takes place?

04/11/2024

Biology

12th (Science)

Human Health and Disease

Draw a well-labelled diagram of an antibody molecule.

04/11/2024

Biology

12th (Science)

Human Health and Disease

Differentiate the following and give examples of each:
(a) Innate and acquired immunity (b) Active and passive immunity

04/11/2024

Biology

12th (Science)

Human Health and Disease

The following are some well-known abbreviations, which have been
used in this chapter. Expand each one to its full form:
(a) MALT (b) CMI (c) AIDS (d) NACO (e) HIV

04/11/2024

Biology

12th (Science)

Human Health and Disease

Name the primary and secondary lymphoid organs.

04/11/2024

Biology

12th (Science)

Human Health and Disease

Discuss with your teacher what does ‘a suitable gene’ means, in the
context of DNA vaccines.

04/11/2024

Biology

12th (Science)

Human Health and Disease

What measure would you take to prevent water-borne diseases?

04/11/2024

Biology

12th (Science)