JAMB - Biology (1984 - No. 37)
Which of the following sequences represents process of blood clothing? 1. Fibrins forms a network of threads 2. Red blood cells are caught and clot is formed 3. Fibrinogen in plasma changes into fibrin 4. Blood is exposed to air
4, 3, 2, 1
4, 3, 1, 2
3, 1, 4, 2
1, 2, 3, 4
3, 1, 2, 4