Colostrum the yellowish fluid, secreted by mother during the initial days of lactation is…

Biology · NEET · NTA ExamsHuman Reproduction.

Colostrum the yellowish fluid, secreted by mother during the initial days of lactation is very essential to impart immunity to the new born infants becuase it contains
  1. Natural killer cells
  2. Monocytes
  3. Macrophages
  4. Immunoglubulin A

Answer

(D) Immunoglubulin A

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