Differentiate between antigen and antibody.

Distinguish Between

Sr. No.	Antigen	Antibody
i.	Any foreign material which brings about an immune response in the body is called an antigen	Glycoproteins formed in the body to fight against antigen is called an antibody.
ii.	It triggers the formation of antibodies.	It is produced against antigens.
iii.	It may be a free molecule or component of the microbial cell surface.	It is extruded from the surface of plasma cells.
iv.	The structure of the antigen is variable.	The antibody is Y-shaped.

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Chapter 10 Human Health and Diseases
Exercises | Q 3.02 | Page 244

The genotype of human blood group B is ______.

Genotype of human blood group ‘O’ will be ______.

What is the Rh factor?

'Pathogens' are ______.

What are Non-communicable diseases?

Which of the following is/are function(s) of antibodies?

Which vector is responsible for the transmission of Plasmodium to man?

Which of the following is TRUE for individuals having 'A' blood group?

Which of the following disease can be treated using diethylcarbamazine citrate?

In an antibody, disulphide bonds are present ______.

between two heavy chains.
between two heavy chains.
between the constant region of light chain and the constant region of a heavy chain.
between antigen binding sites of both the heavy and light chains.
between the variable region of light chain and that of heavy chain.

Select the correct answer from the options given below