A woman with the ability to roll her tongue (Tt) marries a man who cannot roll his tongue(tt). what is the probability of each of their children being a tongue roller? by Sunday | Sep 8 | Biology JAMB | 0 comments A. 100% B. 75% C. 50% D. 25% Correct Answer: Option C – 50% Users Also Read These:What is the probability of producing a child of…A man heterozygous for albino gene marries a woman…What is the probability? of a man of blood group AB…A man's who suffers from haemophilia marries a woman…''From each according to his ability to each…