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7.Human Health and Disease
medium
Immunoglobulins are made up of
A
Two polypeptide chains
B
Four polypeptide chains
C
Three amino acids only
D
Five nucleotides
Solution
Immunoglobulins are present in serum and provide immunity to body against diseases. Each immunoglobulin is made up of four polypeptide chains-two heavy weight chains and two light weight chains. These chains are joined to each other by disulphide bonds.
Standard 12
Biology
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