Which of the following blood vessels have valves? by Sunday | May 14 | Biology WAEC | 0 comments A. Capillary B. Artery C. Vein D. Arteriole Correct Answer: Option C C. Vein Users Also Read These:Individuals with blood group AB can donate blood to…The surface of an alveolus in a mammal is well…During blood transfusion, agglutination could be…What is the probability? of a man of blood group AB…Which of the following substance from the mother's…