The specific antibody class that has the ability to cross the placental barrier and provide immunity to the fetus is: 07:22 Lymphatic System The specific antibody class that has the ability to cross the placental barrier and provide immunity to the fetus is: A) IgM B) IgA C) IgD D) IgG E) IgE Answer: D Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+