Some people who have suffered from a disease may not be affected again during their life time; such immunity is called
Some people who have suffered from a disease may not be affected again during their life time; such immunity is called
- A
Natural immunity
- B
Acquired immunity
- C
Active immunity
- D
Passive immunity
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Spleen is
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- [AIPMT 2001]
Where are $B\,-$ cells and $T\,-$ cells formed ? How do they differ from each other ?
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Which of the following is an autoimmune disorder?
Which of the following is an autoimmune disorder?
- [AIIMS 2013]
Identify $X$ from Figure
Identify $X$ from Figure
The principle function of the lymph node in the man is
The principle function of the lymph node in the man is