Newborns' immunity due to the transfer of antibodies across the placenta is an example of
A)innate immunity.
B)naturally acquired active immunity.
C)naturally acquired passive immunity.
D)artificially acquired active immunity.
E)artificially acquired passive immunity.

Question

Quizplus · Accepted Answer

The transfer of antibodies from mother to fetus across the placenta during pregnancy is an example of naturally acquired passive immunity. The newborn receives pre-formed antibodies through the placenta and is protected against certain diseases until their immune system is fully developed.

Newborns' Immunity Due to the Transfer of Antibodies Across the Placenta