What happens in active acquired immunity?
- AThe body produces antibodies against antigens.
- BAntibodies are present in the body from birth.
- CAntibodies are introduced into the body from an external source.
- DBoth $(B)$ and $(C)$.
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Similar Questions
Which of the following is an autoimmune disease?
Medium
View SolutionMatch the type of immunity listed in Column-$I$ with the examples listed in Column-$II$. Choose the answer that gives the correct combination of alphabets of the two columns:
Column-$I$ (Types of immunity) Column-$II$ (Example) $A$. Natural active $p$. Immunity developed by heredity $B$. Artificial passive $q$. From mother to foetus through placenta $C$. Artificial active $r$. Injection of antiserum to travellers $D$. Natural passive $s$. Fighting infections naturally $t$. Induced by vaccination
| Column-$I$ (Types of immunity) | Column-$II$ (Example) |
|---|---|
| $A$. Natural active | $p$. Immunity developed by heredity |
| $B$. Artificial passive | $q$. From mother to foetus through placenta |
| $C$. Artificial active | $r$. Injection of antiserum to travellers |
| $D$. Natural passive | $s$. Fighting infections naturally |
| $t$. Induced by vaccination |
What does $CMI$ stand for?
Easy
View SolutionDefine the following terms: Allergy and Cell-mediated immunity.
Easy
View SolutionWhat is the process of directly injecting pre-formed antibodies into the body called?
Easy
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