With regard to immunoglobulin A: a. it is the heaviest immunoglobulin b. it is the first immunoglobulin to be produced when the body is invaded by viruses c. it is secreted by the lacrimal gland d. it is secreted in the breast milk

With regard to immunoglobulin A:
a. it is the heaviest immunoglobulin
b. it is the first immunoglobulin to be produced when the body is invaded by viruses
c. it is secreted by the lacrimal gland
d. it is secreted in the breast milk
by

1 Answer

Answer :

it is secreted by the lacrimal gland
by

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