Microbes in Human WelfareEasy
Question
The antigen-binding site are present where on the antibody mplecule
Options
A.on light chain as walls as on heavy chain.
B.on light chain only
C.on variable region and constand region of light chain.
D.on heavychain only.
Solution
The Y-shaped antibody molecule is composed of 4 polypeptide chains - two indentical light chain and two heavy chains held togrther by disulphide bonds. Antigen-binding site is formetd on antibody molecule where a heavy chain variable and alight chain variable and a light chain variable come closer.
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