In which of the following places antibody IgA is not present?

In which of the following places antibody IgA is not present? Correct Answer Placenta

IgA antibodies are present in the mucous secretions of the respiratory tract, the upper part of the digestive tract and the vagina. IgG antibody is the only antibody which can cross Placenta.

Related Questions

In the following question 3 statements are given. You have to find which is/are necessary and sufficient to answer the following question. The ratio between the present ages of the Barkha and Mamta is 1 : 3. Find the present age of the Mamta. Statement I: Difference between the present ages of Neha and Barkha is 22 years. Statement II: The present age of Neha is 4 years less than thrice the present age of Barkha. Statement III: Difference between the present ages of the Mamta and Barkha is 26 years.